Casserly Landscape Inc ~ C120064 City of Tigard
13125 Sir II'all Blvd.
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• CONTRACT CHANGE ORDER/ Tigard,Oregon 97223
.AMENDMENT SummARY FORM Phone-(503) 639-4171
Fax- (503) 084-7297
Project Title: THS Tree Planting Project Manager: Todd Pra�y_er, New - Steve Martin
Contractor: Casserhy Landscape, Inc. Ori final Contract #: C120064 �
Effective Dates: 11/20/ 2013 — 6/30/2014 Chane Order/Amendment Amount: $13,500
Accounting String: Amendment Percenta e Running Total:
AMENDMENT DETAILS
Amend original Contract to finish tree planting at Tigard High, and allow Arbor Day 2013 tree plantings,
including:
Provide 30 Trees, including trees for Arbor DaX celebration on Dec. 9, 2013
Plant remaining trees before December 31, 2013
Fix irrigation for tree coverage
i
CHANGE ORDER DETAILS UNIT QTY UNIT$ TOTAL$
Provide the above 13,500
REASONING FOR CHANGE ORDER/AMENDMENT
Amend Contract to finish tree planting at Tigard Hi h, and allow Arbor Day 2013 tree plantin.gs.
{
i
REQUESTING PROJECT MANAGER APPRO CITY STAFF
Signature __ §ignatute
Date Date
Contractor is hereby authorized by the City of Tigard to perform CONTRACTOR
the additional work described below in accordance with the terms
and conditions detailed in the original contract along with all
applicable rules, regulations, and laws that may be in effect for
the work. The unit pricing in the original contract shall apply to Signature
all additional work. A copy of this form, once completed, is to
be forwarded to the Purchasing Office to ensure all changes to
the encumbrances are met. Remember—the cumulative total
of Amendments cannot exceed theproject's FY budget. Date
CITY OF TIGARD,OREGON
AMENDMENT TO CONTRACT#0120064
TREE PLANTING AND MAINTENANCE
TIGARD HIGH AND FOWLER MIDDLE SCHOOLS
AMENDMENT #1
The Agreement made and entered into on the 20" of March, 2012 by and between the City of Tigard, a
municipal corporation of the State of Oregon, hereinafter called "City", and Casserly Landscape, Inc.,
hereinafter called"Contractor",collectively known as the"Parties."is hereby amended as follows:
3. COMPENSATION
City agrees to pay Contractor an amount not exceeding
Eighty Eight Thousand One Hundred Forty Six and No/100
Dollars ($88,146.00) for performance of those services described herein,which payment shall be based
upon the following applicable terms:
EXHIBIT A
TECHNICAL SPECIFICATIONS—TIGARD HIGH SCHOOL
Contractor_shall include the attached plans and planting details into the scope of work at Tigard
High School. This work is in addition to the original planting scope and all specifications of
original plantings shall be in effect for this work
IN WITNESS WHEREOF, City has caused this Amendment to be executed by its duly authorized
undersigned officer and Contractor has executed this Amendment upo signature and date listed below.
CITY OF TIGARD CAS DS E,I C
044LA
Signature Sig tune
Ma- - . ����,� -11 l
Printed Name Printed Name
r21 4-/q& 1 3 //-
Date Date
444
CITY OF TIGARD, OREGON
TECHNICAL SPECIFICATIONS
For
2013 Tigard High School
Tree Planting Project
November 2013
SUBMIT REQUESTS FOR INFORMATION TO:
Troy A Mears, Landscape Architect
Mears Design Group, LLC
Phone: (503) 601-4516
Fax: (503) 924-4688
Email: troym(a�mearsdesigngroup.com
SECTION 00003
TABLE OF CONTENTS
NUMBER TITLE NO. OF PAGES
INTRODUCTORY PAGES
00000 Title Page 1
00003 Table of Contents 1
00005 Description of Work 1
00300 Contract Form (A) 2
SPECIFICATIONS
DIVISION 1: GENERAL REQUIREMENTS
01000 General Requirements 4
01533 Tree and Plant Protection 3
NUMBER TITLE NO. OF PAGES
02810 Irrigation 11
02950 Trees 5
DRAWINGS:
EXHIBIT'A'; Plans: LO— L5
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT TABLE OF CONTENTS
NOVEMBER 2013 SECTION 00003,PAGE 1
DOCUMENT 00005
DESCRIPTION OF WORK
PART 1 GENERAL
1.1 Scope of Work
A. Project includes all materials, labor, and other requirements outlined in the Contract
Documents or inferred by the Contract Documents, necessary for planting of Trees and
installation of irrigation as shown within the attached document.
B. Landscape Contractor to provide quality trees to the minimum sizes as specified in Plans &
Specifications.
C. Refer to Plans and Specification for all Irrigation requirements.
D. Contractor is responsible for ensuring a safe working environment.
E. Contractor is to cover or barricade all uncovered holes and trenches at the end of each
working day and when student activity is present.
F. Contractor is required to avoid creating trip hazards from equipment, tools and materials in
high traffic areas when students/pedestrians are present.
G. Whenever the Contractor's operations create a condition hazardous to traffic or to the
public, the Contractor shall, without cost to the City, furnish, erect and maintain such
barricades, lights, signs, and other devices and take such other precautions as are
necessary to prevent damage or accidents or injury to the public and the Contractor's
employees. The Contractor shall also furnish such flagmen as are necessary to give
adequate warning to traffic or to the public of any dangerous conditions to the public. All
flagging costs shall be born solely by the Contractor.
H. All questions regarding construction documents to be directed to the Landscape Architect
(Troy Mears) (503) 601-4516.
1.2 Contract Time
A. Upon issuance of the Notice-to-Proceed, the Bidder agrees to complete the entire Contract
within (30) consecutive working days.
B. It is anticipated that the contract work will begin around December 2,2013 and be substantially
complete no later than December 31, 2013 dependent upon timely issuance of notice to
proceed.
1.3 Liquidated Damage
A. The agreed liquidated damage to the Owner shall be one hundred fifty dollars ($150.00) for
each calendar day over and above the stated number of days required to complete the
contract.
END OF SECTION
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT DESCRIPTION OF WORK
NOVEMBER 2013 SECTION 00005,PAGE 1
SECTION 00300
BID FORM (A)
DATE: Tuesday, November 19th, 2013
TIME: 4:00 P.M.
PLACE: Mears Design Group, LLC
PO Box 23338
Portland, OR 97281
TO: Troy Mears
Email: troymamearsdesigngroup.com
Fax: (503) 924-4688
Gentlemen:
The undersigned Landscape Contractor declares that he has carefully examined the Drawings and
Specifications, that he has made an examination of the site of the proposed Work and has satisfied
himself as to all conditions to be encountered. The undersigned hereby proposes to furnish all material
and labor, and perform all work to complete the Work in strict accordance with the Drawings and
Specifications prepared by the firm of Mears Design Group, LLC, PO Box 23338, Portland, Oregon
97281, for the sum of:
A. PROVIDE AND INSTALL TREE PLANTING & IRRIGATION ACCORDING TO
PLAN SHEETS LO—L5 DATED 11/12/2013.
Dollars and Cents.
AND TO BE BOUND BY THE FOLLOWING DOCUMENTS:
Specifications Dated: 1112013 Drawings:
SECTION 00300: Quotation Form Exhibit`A': Plans LO— L5; Dated 11/12/2013
SECTION 01000: General Requirements
SECTION 01533: Tree & Plant Preservation and
Protection
SECTION 02810: Irrigation
SECTION 02950: Trees
RESIDENT/NONRESIDENT LANDSCAPE CONTRACTOR STATUS
Oregon law requires that the Owner, in determining the lowest responsive Landscape Contractor, must
add a percent increase on the bid of a non resident Landscape Contractor equal to the percent, of any, of
the preference given to that Landscape Contractor in the state in which that Landscape Contractor
resides. Consequently, each Landscape Contractor must indicate whether it is a resident or nonresident
Landscape Contractor. A resident Landscape Contractor is a contractor that has paid unemployment
taxes or income taxes in the State of Oregon during the 12 calendar months immediately preceding
submission of this bid, has a business address in Oregon, and has stated in its quotation whether the
Landscape Contractor is a "Resident Landscape Contractor".A"non-resident Landscape Contractor" is
an Irrigation Contractor who is not a resident Landscape Contractor.
The Landscape Contractor listed above is: (check one)
1. A resident Landscape Contractor
2. A nonresident Landscape Contractor
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT BID FORM
NOVEMBER 2013 SECTION 00300,PAGE 1
Indicate state in which Landscape Contractor resides: 60,E&-003
SECTION 00300 BID FORM 00300-2
The undersigned agrees to hold this proposal open for twenty one (21) days following Quotation Opening,
and to enter into and execute the Agreement if awarded on the basis of this proposal.
The undersigned also agrees that he shall be held responsible for a period of three (3)years after the
date of final acceptance of the project, guaranteeing to replace at his own expense any defective work
due to neglect, poor material or poor workmanship.
Federal Tax Identification No. Cl 3- 01 LA 5 3(3-1 1 �, c, ,�
The name of the Firm submitting this oposal is: s G t�t�-t,3105Cft-'�
Signature of Authorized Agent:
Title: I C+"-
Business Address of Irrigation Contractor: sw C-
oe��-r (A wry , rn2. �70b�
Phone: 56,3 638-4&A 6 Fax: __503 38 --r/T2""'
Oregon Contractors License No.: (-C=B -.I+- SSL
Workers Compensation Insurance Company: S4I F; CW09-'gM l,)P
Workers Compensation Policy/Binder No.: SZ I r-aq
Dated thisZfl, day of O NJ2/M C L , 201.0
END OF BID FORM
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT BID FORM
NOVEMBER 2013 SECTION 00300,PAGE 2
SECTION 01000
GENERAL REQUIREMENTS
PART IGENERAL
1.1 GENERAL SCOPE OF WORK
A. The Contractor shall carefully examine the site, plans and specifications. By submitting a
quotation, the Contractor represents that he has visited the site and is familiar with the
requirements of this project. The Contractor also represents that he is familiar with all federal,
state, county and local laws and regulations that affect this work. The Contractor also is
responsible for any licenses or permits that may be required.
1.2 RELATED WORK BY OTHERS
A. Irrigation mainline, valves and valve boxes.
1.3 WORK SEQUENCE
A. Work to begin December 2, 2013, weather permitting (approximate)
B. Work to be substantially completed on December 31, 2013, weather permitting.
1.4 PRE-ORDERED PRODUCTS
A. Owner will provide all materials to complete project. Contractor must keep track of materials
used and provide owner with checklist of materials at the time of payment submittals.
1.5 QUANTITY ALLOWENCES
A. Whenever in the Specifications, an article, device or pieces of equipment are referred to in
singular number, such reference shall include as many such items as are shown on Drawings
or required to complete installation
1.6 MEASUREMENTS AND PAYMENTS
A. Quantities: Estimated quantities shown on the drawings are approximate only. It is the
responsibility of the Contractor to verify the quantity of each bid item prior to submission of
his bid.
1.7 ALTERNATES—N/A
1.8 COORDINATION
A. Ordering Materials: Order and schedule materials in ample time to avoid delays in
construction. If an item is found to be unavailable, notify the Landscape Architect
immediately.
1.9 FIELD ENGINEERING
A. Property lines and existing improvements are indicated on Drawings. Contractor shall
establish primary construction control lines and be responsible for accuracy of the layout of
his work. Verify all lines, levels and dimensions shown on Drawings. Report any errors or
discrepancies to Landscape Architect before proceeding with the work. Verify location of all
underground utilities with local utility company.
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT GENERAL REQUIREMENTS
NOVEMBER 2013 SECTION 01000, PAGE 1
1.10 REGULATORY REQUIREMENTS
A. Contractor is responsible for all permits and licenses required to complete work as specified
and shown on the Drawings. (The Contractor is also responsible for any required fees).
B. Work Hours: 7:00 AM to 8:00 PM, (7) seven days a week.
1.11 REFERENCE STANDARDS
A. References in the Technical Specifications to Standard Specifications issued by the following
organizations shall mean edition current on date of Advertisement for Bids, unless otherwise
noted. Wherever referenced Standard Specifications contain provisions which conflict with
the Contract Documents, the Contract Documents shall govern.
1.12 SUBMITTALS
A. Submit samples in ample time for the Landscape Architect's review prior to ordering
materials.
1.13 CONSTRUCTION FACILITIES AND TEMPORARY CONTROLS
A. General Reference Points: Before starting work, locate all general reference points. Take
such steps as necessary to prevent their dislocation or destruction. If destroyed or disturbed,
replace as directed.
B. Project Construction Limits: The contractor is to confine his activities to the Owner's property
and to that portion of the project reasonably adjacent to the actual construction area. Clean-
up of work area is required at the end of each day's work.
1.14 TEMPORARY UTILITIES
A. Irrigation Contractor to provide own job trailer. Verify Trailer location with Owner's
Representative.
1.15 BARRIERS
A. Construct necessary barricades, fences, railings, signs, and temporary enclosures as
required during construction period. Remove barriers prior to final completion and repair
surfaces damaged by erection of barricades.
1.16 SECURITY
A. Protection of Work and Property: Protect utilities and all other public and private facilities and
improvements which are to remain in place.
1.17 TEMPORARY CONTROLS
A. Construction Cleaning: Spillage resulting from hauling or other operations of the Contractor
along or across any public traveled way shall be removed at once by the Contractor at his
own expense.
B. Dispose of accumulation of rubbish and debris in satisfactory manner. Allow no excess
accumulation of non-reusable material atjob site.
1.18 NOISE CONTROL
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT GENERAL REQUIREMENTS
NOVEMBER 2013 SECTION 01000,PAGE 2
A. At all times during his work, the Contractor shall exercise care to prevent unnecessary noise
from his operations and those of his employees and subcontractors and maintain such noise
at a minimum level.
1.19 SUBSURFACE WATER CONTROL
A. Perform pumping,trenching, damming and underdraining necessary to keep site free from
water during construction. Dispose of water in manor acceptable to the local regulation,
taking care to ensure that no existing water disposal facilities are impeded, clogged,
damaged, or interfered with.
1.20 TRAFFIC REGULATION
A. Restrictions: The Contractor shall so conduct his operations as to cause the least possible
obstruction and inconvenience to the Owner.
1.21 PROJECT IDENTIFICATION SIGNS
A. Project Signs: None Required
1.22 STORAGE AND PROTECTION
A. Storage: Materials shall be so stored as to ensure the preservation of their quality and fitness
for work. Stored materials shall be located so as to facilitate prompt inspection.
B. Protection:Adequately protect all materials to be used on project from damage and where
applicable, intrusions of moisture.
1.23 FINAL CLEAN-UP
A. Upon completion of any portion of work, promptly remove temporary facilities generated by
that portion of the work including surplus materials, equipment and machinery if so directed
by the Landscape Architect, or the Owner; upon completion of the work, completely remove
remaining temporary facilities. The Contractor shall also clean up street, and adjacent work
areas.
1.24 PROJECT RECORD DRAWINGS
A. Project Documents: Maintain atjob site one copy of all Drawings, Specifications, Addenda,
approved Shop Drawings, Change Orders, Field Orders, other Contract modifications, and
other approved documents submitted by Contractor in compliance with various sections of
the Specifications.
B. Project Record Drawings:
1. Upon commencement of project, obtain and clearly mark one complete set of
drawings"Record Drawings"to be maintained neat, clean, protected and marked
clearly with red pencil showing all deviations from the drawings.
2. Information given shall include, but not be limited to, the location of underground
utilities and appurtenances, irrigation lines and equipment, provided under this
contract, referenced to permanent surface improvements.
3. Keep Project Record Document current. Do not permanently conceal any work until
required information has been recorded and required inspections have taken place
and been signed off and dated.
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT GENERAL REQUIREMENTS
NOVEMBER 2013 SECTION 01000,PAGE 3
1.25 SUBMITTALS
A. Upon completion of the Project and prior to final acceptance, submit to the Landscape
Architect an original set of Project Record Drawings, showing all irrigation changes (including
wire splices) that have taken place during construction.
1.26 OPERATING AND MAINTENANCE MANUALS AND INSTRUCTIONS—N/A
1.27 GUARANTEES
A. Provide written certification that all work has been completed in strict compliance with
Drawings and Specifications before requesting final inspection. Irrigation system to be
guaranteed for one year after final acceptance.
1.28 FINAL PUNCH LIST
A. Landscape Architect shall prepare punch list when notified by Contractor that work is
completed. Landscape Architect will conduct one final inspection only.All further inspections
or punch lists as required will be made at$90.00 per trip, at Contractor's expense. (Note:
Failure of Landscape Architect to include any items on punch list does not alter responsibility
of Contractor to complete work in accordance with Contract Documents.) Deliver all items
called for herein under various specification sections to Landscape Architect at completion of
work.
END OF SECTION
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT GENERAL REQUIREMENTS
NOVEMBER 2013 SECTION 01000,PAGE 4
SECTION 01533
TREE AND PLANT PRESERVATION AND PROTECTION
PART 1 GENERAL
1.1 SUMMARY:
A. General requirements:
1. Preservation, protection, and trimming of existing trees and shrubs, and other
vegetation indicated to remain.
2. Make every effort to protect all trees, shrubs, ground cover and other vegetation
existing on the Project site with the exception of that indicated to be removed.
3. Meet local jurisdiction requirements for protection of existing trees and vegetation.
4. Contractor will provide temporary fencing, barricades and guards as required to protect
trees and other plants, which are to remain, from all damage.
5. Protect all trees from stockpiling, material storage, vehicle parking and driving within
the tree drip line or tree protection fence area.
B. Definitions:
1. Tree Protection Zone: Area defined by the drip line of a single designated tree or the
outermost perimeter of the combined drip line areas of a designated group of trees.
This area may be extended as deemed necessary by the Owner's Consulting Arborist.
PART2 PRODUCTS
2.1 MATERIALS
A. As indicated and required elsewhere in this Specification Section, and as may be
recommended by Consulting Arborist.
B. Fencing: Fencing shall be 5 foot visibility metal on steel posts placed no further than 6' apart
extending no less than 4-1/2' above the ground, kept taut at all times.
C. Pruning Equipment:
1. Roots and Branches Larger than 1 inch in diameter: Sharp saw.
2. Roots and Branches 1 inch or less in diameter: Pruning sheers.
PART 3 EXECUTION
3.1 GENERAL
A. Protect all plant growth including root systems of trees and plants from:
1. Dumping of construction related refuse.
2. Chemically injurious materials and liquids used in construction process.
3. Noxious materials in solution caused by run-off and spillage during mixing and
placement of construction materials, and drainage from stored materials.
4. Continual puddling of running water as a result of construction.
B. Protect root zones from flooding, erosion, excessive wetting and drying resulting from de-
watering and other operations.
C. Protect all existing plant material to remain against unnecessary cutting, breaking and
skinning of roots and branches, skinning or bruising of bark.
D. Do not allow fires under and adjacent to trees or other plants which are to remain.
E. Where directed by Owner's Representative, extend pruning operations to restore natural
shape of trees and other plants impacted by construction activities.
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT TREE PRESERVATION AND PROTECTION
NOVEMBER 2013 SECTION 01533,PAGE 1
F. Cut branches and roots with sharp pruning instruments, as specified. Do not break, chip or
mutilate.
G. Restrict vehicular and foot traffic, of all construction crews, to prevent compaction of soil
over root systems and within tree protection zones.
H. Erect fencing around all tree protection zones prior to commencement of clearing and
demolition work and remove only after all work potentially injurious to trees and other plants
is complete. Fencing shall be placed as far from trees as is practical, but in no instance
closer than one foot behind required construction limits.
3.2 EXCAVATION AROUND TREES
A. Excavate within root zone of trees only where indicated and acceptable to the Owner's
Representative.
B. Excavate around tree roots within tree protection zone only under the direction of the
Owner's Representative.
C. Where trenching for utilities is required within root zones, tunnel under and around roots by
hand digging. Do not cut main lateral support roots. Cut smaller roots which interfere with
installation of new work; using sharp pruning tools as specified.
D. Where excavating for new construction is required within root zones of trees, hand excavate
to minimize damage to root systems. Use narrow tine spading forks and comb soil to expose
roots. Reposition roots in backfill areas whenever possible. If large, main lateral roots are
encountered, expose beyond excavation limits as required to bend and relocate without
breaking.
E. If roots are encountered within the limits of new construction and the Owner determines that
modification of the work is not practical, cut roots in accordance with these specifications
approximately 6 inches back from proposed construction.
F. Do not allow exposed roots to dry out before permanent backfill is places; provide temporary
earth cover, pack with wet peat moss or 4 layers of wet untreated burlap and temporarily
support and protect from damage until roots are permanently relocated and covered with
backfill. Water to settle backfill to eliminate voids and air pockets.
G. All pruning shall be performed to ANSI A-300 Pruning standards by Oregon State registered
tree care firms employing Certified Arborists. Other therapeutic care work shall be
performed to National Arborist Association standards.
3.3 GRADING AND FILLING AROUND TREES
A. Maintain existing grade within root zones of trees unless otherwise indicated or approved by
the Owner.
B. Lowering Grades: Where existing grade is above new finish grade shown around trees,
under direction of Owner's Representative, carefully hand excavate within root zones to new
grade. Cut roots exposed by excavation, as specified, to approximately 3 inches below
elevation of new finish grade.
C. Raising Grades: Permitted only as acceptable to the Owner.
3.4 REPAIR AND REMOVAL OF TREES
A. Repair trees damaged by construction operations in a manner acceptable to the Urban
Forester. Make repairs promptly after damage occurs to prevent progressive deterioration of
damaged trees.
B. Remove dead and damaged trees which are determined by the Urban Forester to be
incapable of restoration to normal growth pattern.
3.5 HARD SCAPE INSTALLATION WITHIN TREE PROTECTION ZONES
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT TREE PRESERVATION AND PROTECTION
NOVEMBER 2013 SECTION 01533,PAGE 2
A. Install walkways as close to grade as possible to minimize excavation into the soil where
large roots and areas of high root density exist. Backfill with loose dirt to the minimum depth
necessary to achieve a natural look. Mulch if appropriate, as directed by the Owner's
Representative,
3.6 COMPENSATION TO OWNER FOR TREES
A. The Contractor shall pay the Owner the value of existing trees, that were to remain, that
died or were damaged and removed because of the Contractor's failure to provide adequate
protection and maintenance.
B. Liquidated damages shall be assessed against the Contractor for each tree removed due to
damage as specified in subparagraph 3.7.A above, at the rate of$45.00 for each deciduous
tree and $26 for each evergreen tree per square inch of trunk area according to the formula
and standards adopted by the "Council of Tree and Landscape Appraisers" in accordance
with the evaluation formula set forth in "The Council of Tree and Landscape Evaluation
Guide for Plant Appraisers," most current Edition.
C. Any wound or damage by construction activities to an existing tree, indicated to remain,
constitutes partial injury. These include, but are not limited to:
Any cambium tissue damage.
Unauthorized cutting, breaking or removing tree branches.
Unauthorized cutting or damaging protected root zones.
Soil compaction.
Toxic run-off into tree preservation areas.
D. Partial injury will be calculated by percentage, estimated by the Owner's Representative, of
the total value of the damaged tree. Liquidated damages for partial injuries will include the
cost to the Owner for loss appraisal by the Consulting Arborist plus the cost for necessary
damage repair.
END OF SECTION
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT TREE PRESERVATION AND PROTECTION
NOVEMBER 2013 SECTION 01533,PAGE 3
SECTION 02810
IRRIGATION
PART 1 GENERAL
1.1 SUMMARY
A. Section Includes:
1. The Contractor shall furnish all labor, supervision, and materials to install a complete
irrigation system as described by and implied in the Contract Documents.
2. The Contractor shall repair any settling of backfilled trenches that may occur during
the guarantee period, and completely restore and repair all plantings, lawn, paving,
and other site improvements disturbed by this construction.
3. The Contractor is responsible for obtaining and paying for all required permits and fees
associated with the work described in the Contract Documents.
1.2 RELATED WORK IN OTHER SECTIONS
1. Section 01533, Tree and Plant Protection.
1.3 SUBMITTALS
A. Product Submittals:
1. Products used shall not deviate from those indicated on drawings, specified herein or
approved through the pre and post bid substitution request process. Product
submittals are required for these items.
B. Quality Assurance Submittals:
1. Submit copies of manufacturer's installation instructions for irrigation equipment.
2. Submit documentation that the installer is a licensed and bonded landscape or
irrigation Contracting firm that specializes in and has experience in the successfully
installing similar irrigation systems.
C. Contract Closeout Submittals:
1. Record Drawing Procedures and shall include all approved variations or changes,
indicating all main and lateral line locations, valves, quick-couplers, drains, wire runs,
and irrigation heads, located by field dimensions to the nearest permanent landmark,
as approved by the Owner's Representative.
2. Furnish operating instructions for controllers, spare parts list, and local source for
replacement parts.
1.4 SITE CONDITIONS
A. Weather Requirements:
1. Do not solvent weld polyvinyl chloride pipe when ambient temperature is below 40
degrees F and falling.
2. Do not solvent weld polyvinyl chloride pipe in wet conditions,without adequate cover.
B. Schedule for Installing Pipe Sleeves and Sprinkler Heads:
1. Schedule installation of pipe sleeves below paving and walks prior to installation of
paving and walks.
2. Schedule installation of sprinkler heads after final grading.
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT IRRIGATION
NOVEMBER 2013 SECTION 02810,PAGE 1
C. Existing Tree Canopy areas;
1. The Contractor shall, at the discretion of the Owner's Representative and prior to
trenching or installation,field stake proposed irrigation lines wherever they pass under
existing tree canopies.
1.5 DAMAGES
A. All structures or facilities damaged by work of this project shall be restored to equal or
better than original condition at the Contractor's expense and to the satisfaction of the
Owner's Representative.
B. The Contractor shall be responsible for all damage caused by leaks or breaks in the
equipment and materials furnished or installed in this contract for one year after the date of
final acceptance.
1.6 EXISTING UTILITIES
A. The Contractor shall contact the Utility Notification Center at(800) 332-2344 and Owner's
Representative at least 48 hours in advance of any utility locate request. The Contractor
shall verify, locate, and identify,with visible marking, all existing underground utilities in the
areas of work and maintain such markings until all work in those areas is complete. If
utility locate markings are not maintained by the Contractor requiring relocation by
Pendleton Parks and Recreation the Contractor will be billed at the rate of$60.00 per hour
for relocating services. If utilities are to remain in place, the Contractor shall provide
adequate means of protection during excavation operations.
B. Should uncharted piping or other utilities be encountered during the execution of the work,
the Contractor shall notify the Owner's Representative immediately and consult with the
utility owner for instructions before proceeding with the work.
C. The Contractor shall cooperate with the Owner and public or private utility companies in
keeping their respective services and facilities in operation. If it becomes necessary to
temporarily interrupt existing services or facilities,the Contractor must provide temporary
utility services to the satisfaction of the Owner's Representative.
1.7 PERMITS AND REGULATIONS
A. All work detailed herein and on the drawings shall be accomplished in strict accordance
with the applicable Local, State and Federal codes and regulations. The Contractor shall
be responsible for obtaining and paying for all necessary permits to accomplish the work
described herein.
1.8 RECORD DRAWINGS
A. The Contractor shall maintain a current record of all pipe,wire, and equipment placement,
and shall record all variations or changes approved by the Owner's Representative.
Changes in layout of proposed work shall be recorded on the Record Drawing Set in blue
pencil or ink. Additions to the proposed scope of work shall be recorded on the Record
Drawing Set in green pencil or ink. Deletions either in the proposed scope of work or by a
change in layout shall be recorded on the Record Drawing Set in red pencil or ink.
B. Record drawings must be submitted to the Owner's Representative for review and approval
on a weekly basis.
C. Complete Record drawings shall be included in the Maintenance Manual.
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT IRRIGATION
NOVEMBER 2013 SECTION 02810,PAGE 2
1.9 SUBSTITUTIONS
A. If materials other than those specified in the Contract Documents are proposed, the
Owner's Representative shall determine whether such materials or methods are a suitable
or equal substitute.The irrigation system described in the Contract Documents is based on
specific GPM output, static and operating pressures. Approved substitutions may require
partial or complete redesign of the system at the Contractor's expense. The Owner's
Representative's decision will be final.
1.10 WARRANTIES
A. Manufacturer's Warranty:
1. Provide equipment manufacturer's standard Warranty for automatic controllers, control
valves, quick couplers, and heads.
B. Installer's Guarantee:
1. Provide installer's "one year" guarantee for watertight pipe system to the Owner's
Representative at the time of final acceptance,showing the date of completion,which
shall be the beginning of the guarantee period.
2. Guarantee shall include repair of trench back-fill that settles more than 1/2 inch or of
plantings, lawns, paving, and walk materials damaged by settlement of trench backfill
soils during the guarantee period.
PART2 PRODUCTS
2.1 PIPE
A. All PVC MAIN LINE AND LATERAL PVC (Polyvinyl Chloride Plastic) pipe shall be PVC
1220, Type 1, normal impact, I.P.S., N.S.F. approved. With the exception of 1-1/2" dia.
pipe,which is allowed, all diameters shall be measured in 1"increments only, starting with
a minimum diameter of 1". Schedule 40 PVC pipe shall conform to ASTM D1784-69,
ASTM D1785, and PS22-70. Class 200 PVC pipe shall conform to ASTM D1784-69,
ASTM D2241, AND PS22-70. All PVC pipe shall be new, defect free, and continuously
and permanently marked with the manufacturer's name or trademark, size, schedule and
type of pipe. All pipe shall be minimum of 200 PSI rated and with SDR 21 walls.
2.2 PVC PIPE FITTINGS
A. All PVC fittings shall be PVC 1220, schedule 40,type 1, normal impact, I.P.S., N.S.F.shall
meet the requirements of ASTM D-2466.
B. All PVC nipples shall be standard weight schedule 80, with molded threads.
2.3 PVC CLEANER AND PRIMER
A. "Weld-On P-75"or approved equal. All approved equals for"Weld-On P-75"shall meet the
requirements of ASTM F-656.
2.4 PVC SOLVENT CEMENT
A. In all circumstances use"Weld-On 725"or approved equal. All approved equals for"Weld-
On 725" shall meet N.S.F. approval for Type I and II PVC through three (3) inch and
meeting requirements of ASTM D-2564.
2.5 PVC SLEEVES
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A. All sleeves shall be Class 200 PVC and shall be sized to provide sufficient clearance to
accommodate all pipes and wire required to pass through the sleeve, plus room for an
additional Class 200 PVC pipe of minimum 2.5" diameter, unless otherwise specified on
the drawings.
2.6 GALVANIZED STEEL PIPE AND FITTINGS
A. All steel pipe shall be schedule 40, hot-dipped galvanized, conforming to ASTM A120-76.
Fittings shall be hot-dipped galvanized, malleable iron. Diameters shall be measured in 1"
increments only, starting with a minimum diameter of 1".
2.7 IRRIGATION HEADS
A. N/A.
2.8 VALVES
A. Control Valves:
1. none required (use existing and maintain).
B. Isolation Valves:
1. none required.
D. Quick-Coupling Valves; none required.
E. Manual Drain Valves; none required.
2.9 VALVE BOXES AND VALVE COVERS
A. Valve Boxes for Control, Isolation, Pressure Relief and Ball Valves; for single valves,
"Carson-Brooks Model #1419" or approved equal, with locking top and with six (6") inch
extensions as needed to facilitate required installation. Where multiple valves are placed,
the boxes shall be no closer than four (4') feet on center. Boxes shall be
"CARSON/BROOKS" brand, molded of a single piece of structural foam polyethylene or
approved equal. Locking lids and extensions shall be of same manufacture as box.
B. Bolts for Locking Valve Box Lids: where locking or bolt-down lids are required the
contractor shall provide stainless steel "penta" bolts (five-sided) and stainless steel
washers. Bolts shall be of appropriate size and length for the specified valve box lid.
Provide Owner with one "Penta"-bolt tool.
2.10 SWING JOINT ASSEMBLIES
A. POLYETHYLENE PIPE SWING JOINT ASSEMBLIES: Where "poly-pipe" swing joint
assemblies are indicated on plans and in details the "poly" pipe shall be flexible black
tubing constructed of virgin linear low density polyethylene material. The tubing shall have
a wall thickness of 0.090 inches (+/- 0.010 inches). It shall have an inside diameter of
0.490 inches (+/- 0.010 inches) for use with 'spiral barb' fittings without the necessity of
glue or clamps. The model number and logo of the manufacturer shall be printed at no
less than 12" intervals along the length of the pipe. Each section of pipe used shall be
capable of pressure testing at the rate of 100 pounds per square inch (PSI)to a minimum
burst pressure of 475 PSI. All pipe must have an operating pressure rating of 80 PSI at
110°F.
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B. SPIRAL BARB FITTINGS FOR POLYETHYLENE SWING JOINT ASSEMBLIES: All
fittings shall be constructed specifically for use in constructing "poly-pipe" swing
assemblies. The fittings shall have a maximum operating water pressure of 80 PSI. All
fittings shall be constructed of UV resistant, thermoplastic material and be so designed to
permit 'twist-in' insertion eliminating the need for glue and/or clamps.
2.11 IRRIGATION CONTROLLER(S), MONITORING AND SENSING DEVICES
A. Controllers: existing
2.12 WIRE AND ELECTRICAL CONNECTORS
A. none required
2.13 OTHER MATERIALS
A. Pipe Joint Tape; pipe joint tape shall be a minimum of one-half inch (1/2") Teflon tape
intended for use in wrapping threaded PVC and/or galvanized pipe fittings and joints, as
required.
2.14 DRIP IRRIGATION:
A. Polyethylene pipe for drip irrigation shall be of a type specifically manufactured for such
use by Rain Bird, or approved equal.
B. The fittings for polyethylene pipe shall be "compression-type" and be supplied by the
pipe manufacturer.
C. Emitters shall be self-cleaning and operate at pressures between 10 and 50 psi and be
capable of delivering between 1.0 and 2.0 gph.
D, Emitters shall be compatible with the emitter tubing supplied. All emitters shall be
supplied by a single manufacturer.
E. Polyethylene pipe and emitters shall be installed and staked down as recommended by
the manufacturer.
2.15 PRESSURE REDUCTION RISER
A. The pressure reduction riser shall consist of the pressure reducing valve, ball valve,
wye strainer, check valve, valve box, and all appurtenances, or as specified on
drawings
B. The pressure reducing valve shall be a self-contained, single-seat, direct-acting, spring-
loaded, diaphragm-actuated type. Valve shall be of all plastic construction, stainless
steel body seat, composition seat discs, BUNA-N diaphragm with nylon insert and
stainless steel springs. The valve shall have a maximum working pressure rating of 150
psi and shall be capable of regulating outlet pressure from 5 to 20 psi and have an
adjustment screw for setting the pressure. The downstream pressure variance shall not
exceed a rate of 0.44 psi for every 10 psi variance (increase or decrease) in upstream
or source pressure. The valve shall have an integral "Shrader" pressure test valve.
C. The valve shall have 1/2-inch MPT inlet and 3/4-inch MHT female outlet.
D. The threaded in-line spring check valve, if any, shall have a body constructed of type 1
PVC. The valve stem shall be 18-8 stainless steel with BUNA-N poppet seal. The 112
pound spring shall be 18-8 stainless steel. The valve shall have male X female threads,
3/4 inch NPT.
E. The ball valve, if any, shall be construction of type I PVC (body and handle). The stem
seal shall be BUNA "N"with teflon ball seal. The valve shall be rated for a maximum
working pressure of 150 psi and shall be rated for operation for temperatures between -
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4 degrees and 140 degrees F. Valve shall have female threads (3/4-inch NPT) inlet and
outlet.
F. The wye strainer shall have a filter housing constructed of glass reinforced
polypropylene plastic and the removable filter cylinder shall be manufactured of
stainless steel and shall be 150 mesh. The filter shall have an effective filter area of 10
square inches with a gross filter area of 20 square inches. The cartridge housing shall
have an integral 3/4-inch ball valve for flushing of the filter without removal of the
cartridge.
2.16 EMITTER ASSEMBLY
A. The emitters shall be of pressure compensating a continuous flushing type known as a
Groove and Flap Short Path Emitter. The case of the emitter shall be made of durable
black, plastic material. It shall be resistant to temperature variation, ultraviolet radiation,
smog (ozone), common liquid fertilizer and weed spray. The case shall completely
encompass the diaphragm, protecting it from potentially harmful environmental factors.
B. The emitter shall be capable of continuous, self-flushing, clog-free operation with 200
mesh (minimum) filtration for 1/2 GPH and 150 mesh for 1 and 2 GPH emitter. The
emitter shall be capable of being installed in any position and maintain its given flow
characteristics. The emitter shall be non-adjustable and the flow regime shall be
maintained by a flexible silicon rubber diaphragm.
C. The emitter shall function with a system pressure range of 5 psi minimum to 50 psi
maximum.
D. The 2 GPH emitter shall be capable of delivering 2.05 gph at psi, 1.75 gph at 50 psi.
E. The 1 GPH emitter shall be capable of delivering 1 gph at 20 psi, 1 gph at 50 psi.
F. The 1/2 GPH emitter shall be capable of delivering .5 gph at 20 psi, .45 gph at 50 psi.
G. The emitter distribution tubing between the emitter and the .580 OD emitter hose shall
be .187 inch ID, .250 inch OD. The tubing between the emitter outlet and the point of
discharge shall be vinylized .150 inch ID, .220 inch OD. All tubing shall fit tightly with the
corresponding emitter barbs, adapters and discharge outlet openings.
2.17 FILTER
A. The filter housing shall be constructed of glass reinforced poly-propylene and the
removable filter cylinder shall be manufactured of 250 mesh stainless steel effective
filter area of 27 square inches. The cartridge housing shall have an integral 3/4 inch ball
valve for flushing out the filter without removal of the cartridge. Threads shall be 1 inch
MPT.
PART 3 EXECUTION
3.1 GENERAL
A. Do not allow any work to be covered or enclosed until it has been inspected, pressure
tested, and approved by the Owner's Representative.
B. Installation of all materials and equipment shall be in strict accordance with the
manufacturer's written specifications and recommendations and with local and state codes
whether indicated on the drawings or not. The Contractor is responsible for calling to the
immediate attention of the Owner's Representative any conflicts between the
manufacturer's written specifications and recommendations; local and state codes;and the
Contract Documents. The Owner's Representative may require the Contractor, at no
additional cost, to correct to the Owner's satisfaction any work installed that results in such
conflicts.
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C. The location of pipe, sprinkler heads, valves, and other equipment shall be as shown on
the plans and shall be the size and type indicated. No changes shall be made without prior
approval by the Owner's Representative. Minor changes necessary to conform to ground
conditions may be made by the Contractor without the Owner's Representative's prior
consent in order to ensure the smooth progress of the work. However, all such changes
are subject to approval by the Owner's Representative and must be recorded on Record
Drawings.
D. Permission to shut off any water lines must be obtained in writing from the Owner's
Representative prior to the beginning of any work. Disruptions in service shall be kept to a
minimum.
E. The Contractor shall be responsible for maintaining the system and protecting it from all
damage, including damage caused by vandalism or adverse weather conditions, until date
of final acceptance. The Contractor shall be responsible for repairing such damage at no
additional cost to the Owner.
F. The Contractor shall maintain at the site a clean copy of the drawings for recording all
changes to the project in accordance with the Records Drawings Procedure. All changes
shall be recorded within twenty-four (24) hours of occurrence. FAILURE TO KEEP
RECORD DRAWINGS CURRENT SHALL RESULT IN A REDUCTION OF PAYMENT TO
CONTRACTOR. THE RATE OF PAYMENT SHALL BE BASED ON THE PERCENTAGE
OF COMPLETION OF THE RECORD DRAWINGS.
3.2 TRENCHING
A. A minimum depth of cover to the top of irrigation piping shall be as follows:
1. All lateral lines shall be a minimum of twelve inches (12") deep.
2. All main lines shall be a minimum of eighteen inches (18") deep.
3. All communication and/or phone line wire runs shall be a minimum of eighteen inches
(18") deep.
4. Where multiple pipes are laid in common trench the contractor must maintain a
minimum separation of 2" in any direction between all pipe.
B. Backfill in the cool part of the day whenever possible to minimize expansion and
contraction of the PVC pipe.
C. Remove all lumber, rubbish, and rocks from irrigation trenches. Irrigation lines shall have a
firm, uniform bearing surface for the entire length of each line. Wedging or blocking of pipe
other than specified thrust-blocking is not permitted.
D. Pipe shall be flushed clear and clean of all dirt and foreign material prior to back-filling
trenches. (See 3.15 FLUSHING AND TESTING)
E. Backfill trenches in layers of not more than six inches(6") in depth and compact each layer
(See Section 02220 EXCAVATING, BACKFILLING, AND COMPACTING compaction
requirements). Fill trenches to finish grade with native or imported topsoil keeping the top
three inches (3")free of rock. Restore surface to original or better than original condition.
F. Any materials or equipment damaged or destroyed while back-filling shall be repaired or
replaced by the Contractor at no additional cost to the Owner.
G. "Pulling"of pipe with a vibratory plow may be accepted as an alternate installation method
for specific portions of the work. The Contractor shall request in writing of the Owner's
Representative permission to use this method of installation. Requests shall include a
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT IRRIGATION
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complete description of the type of equipment to be used,the experience of the equipment
operator and the areas in which pipe will be pulled.
3.3 PIPE
A. Exercise care in handling and storing all pipe and fittings. Store materials under cover
before using. Transport materials in a vehicle of adequate size and capacity to prevent
bending or the concentration of an external load at any point on the materials. Any
materials or portions of materials that show such damage shall be discarded and replaced.
B. Remove all foreign matter and dirt from inside pipe or fittings before lowering into the
trench.
C. Install all pipe and fittings per the manufacturer's specifications. Use the specified primer
and cement on all glue joints. Use Teflon tape on all threaded joints.
D. Install the specified locator wire on the top side of all pipe. Tape locator wire to the all pipe
at no less than twenty foot (20') intervals. All sections of locator wire shall be spliced
together with water-tight splice connectors, to provide a continuous run.
E. Install concrete thrust blocks at all changes of direction for mainline pipe two and one-half
inches (2-1/2") or greater in diameter. Place a minimum of one 60 pound sack of pre-
mixed concrete against the pipe and firm undisturbed soil, in accordance with the pipe
manufacturer's recommendations.
F. Snake pipe in trenches to allow for expansion and contraction as recommended by the
manufacturer.
G. Cut pipe ends square and remove burrs at all joints.
3.4 CONTROL VALVES
A. Install complete as detailed. All valve boxes shall be installed so that the top of the box is
flush with finish paving grade or 1" above planting area grade.
B. Verify locations with Owner's Representative prior to installation.
3.5 QUICK-COUPLING VALVES
A. NONE REQUIRED.
3.6 ISOLATION/MANUAL VALVES
A. NONE REQUIRED.
3.7 DRAIN VALVES
A. Install complete with fittings,valve boxes and extension(s), as detailed. Install a minimum
of one cubic foot (1 c.f.) drain rock at each drain valve location.
3.8 IRRIGATION HEADS
A. NONE REQUIRED
3.9 IRRIGATION SLEEVES
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A. Install sleeves for irrigation lines and/or control wire under pavement prior to placing
pavement materials. Extend sleeves beyond pavement edge a minimum of twelve inches
(12"). All sleeves shall be installed with a minimum depth of cover to the top of the pipe of
twenty inches (20"). If length of required sleeve is greater than the length of the unit of
pipe, solvent weld all joints required. Otherwise all sleeves shall be of one continuous
length of pipe.
B. Tape ends of sleeve closed to keep soil out of the sleeve until irrigation lines and/or control
wire are installed.
C. Permanently attach a single length of fourteen (14) gauge trace wire above the entire
length of the sleeve.
D. Stake both ends of sleeves with a readily visible stake extending twelve inches(12")above
grade and below grade to the bottom of the sleeve. Mark the above grade portion of the
stake with the words"Irrig. Sleeve". Remove stakes after sleeves are recorded on as-built
drawings and after irrigation lines and/or control wires are installed and inspected.
E. Place a minimum of four inches (4") of sand backfill over the top of all sleeves, in areas of
new paving, before back-filling with soil or other sub-grade materials.
3.10 IRRIGATION CONTROL/ PHONE/COMMUNICATION WIRING
A. NONE REQUIRED.
3.10 IRRIGATION CONTROLLERS
A. Contractor is responsible to provide and install battery operated controllers to each valve
as specified on drawings. USE EXISTING.
3.11 BACKFLOW PREVENTION DEVICE
A. Existing to remain.
3.12 FLUSHING AND TESTING
A. Thoroughly flush all piping before testing and installation of irrigation heads and before
back-filling any trenches.
B. The Contractor shall not allow or cause any work to be covered before it has been
inspected and approved. Work covered before approval shall be uncovered at the
Contractor's expense.
C. Soil may be placed in trenches between fittings to insure the stability of the line under
pressure. In all cases, fittings and couplings must be open for visual inspection for full
period of test. No testing shall be done until the last solvent welded joint has had a
minimum of twenty-four (24) hours to set and cure.
D. Before testing, fill pipe with water and expel all air from pipes.
E. In system with concrete thrust blocks,the test shall not be made until at least five (5)days
have passed after all concrete thrust blocks are installed, If higher early strength cement is
used in the concrete thrust block,the test shall not be made until at least two (2)days have
elapsed.
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F. Test lateral piping at full pressure. Minimum pressure test on mainline, valves,joints and
fittings, shall be one-hundred (100) pounds per square inch without losing more than three
(3) pounds per square inch for a period of one (1) hour. The Contractor shall first perform
the test for himself and repair any leaks or defects. The Contractor shall then notify the
Owner's Representative at least twenty-four(24) hours in advance and complete another
test in the presence of the Owner's Representative for approval. All testing shall be done
with a certified pressure gauge supplied by the Contractor. Submit written certification of
the gauges' accuracy prior to testing.
G. The Contractor shall adjust and balance the irrigation system to provide uniform coverage.
The Contractor shall change or adjust heads and/or nozzles as required to provide uniform
coverage and match final grades. Upon completion of all systems and coverage tests
performed by and for the Contractor, the Contractor shall notify the Owner's
Representative at least twenty-four(24) hours in advance, and perform another coverage
test in the presence of the Owner's Representative for approval.
H. Where inspected work does not comply with specified requirements or if pressure tests fail,
replace the rejected work until reinspected by the Owner's Representative and found to be
acceptable. The Contractor shall credit the Owner, against the Contract Amount, at a rate
of sixty dollars per hour ($60.00/hr.) for re-inspection of failed tests.
I. All locator wires must be tested and approved by the Owner's Representative priorto Final
Payment. All wire tests shall be conducted by the Owner's Representative or a designated
representative of the Owner.
3.13 CLEAN-UP
A. Upon completion of the work, clean up all boxes, wrappings, excess materials, and other
rubbish resulting for this work and leave the site in original or better condition.
3.14 FINAL SUBMITTAL
A. The Contractor shall comply with"Record Drawing Procedures"specified in Section 01700
PROJECT CLOSEOUT and shall include all approved variations or changes, indicating all
main and lateral line locations, valves, quick-couplers, drains, wire runs, pump(s), and
irrigation heads, located by field dimensions to the nearest permanent landmark approved
by the Owner's Representative.
B. The Contractor shall provide an Irrigation Valve Schedule, laminated on both sides with
plastic, for placement inside the appropriate controller cabinet.
C. The Contractor shall provide a clean, legible print of the final Project Record Drawing with
all zones clearly color-coded. The Contractor shall laminate both sides with plastic.
Submit to Owner's Representative for approval.
D. The Contractor shall provide three(3)copies of all equipment operation instructions, parts
lists, service manuals,specification sheets,warranty information,winterization instructions,
precipitation rates for irrigation heads, and circuit operating time for each zone; properly
collated, punched and bound in a three (3) ring binder. Each binder shall be clearly
marked with the following information;
PROJECT MANUAL
"Project Name" (from Contract Documents)
Date of Project Completion
Contractor's Name and Address
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Submit project manuals to Owner's Representative for review and approval.
END OF SECTION
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SECTION 02950
TREES
PART1 GENERAL
1.1 CONDITIONS AND REQUIREMENTS
A. Document 00005, Description of Work; apply to the work specified in this Section.
B. The Landscape Contractor must have an Oregon Landscape Contractor's license (in
good standing) and be bonded in the State of Oregon.
1.2 SECTION INCLUDES
A. Labor, materials, equipment and supervision necessary to complete all work shown on
the drawings and in the project manual.
1. Soil preparation
2. Weed eradication
3. Fine-finish grading
4. Trees
5. Grubbing
6. Tree staking and guying
1.3 RELATED SECTIONS
A. Section 00005— Description of Work
B. Section 01000—General Requirements
1.4 QUALITY CONTROL
A. Landscape Contractor to employ competent individual knowledgeable with landscape
construction and plant material installation in the project area. Individual to be on-site at
all times during installation of plant material.
B. Protect stored plant material from sun, wind and freezing conditions.
C. Protect all on-site stored plant material from acts of vandalism.
D. Contractor shall schedule and conduct planting operations to minimize storage of plant
materials on the project site. The location and conditions of storage shall be reviewed
for approval by the Owner and the Project Manager.
E. Before proceeding with the installation of any section of the landscaping, Contractor
shall check and verify the correlation between ground measurements and the drawings.
1.5 DESIGN AND PLAN
A. The layout of the landscape plan is schematic-follow as closely as is practical.
B. The City has marked each tree location at each property with a WHITE painted circle.
1.6 DAMAGES
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A. All structures or facilities damaged by work of this project shall be restored to equal or
better than original condition at the Contractor's expense and to the satisfaction of the
City.
1.7 EXISTING UTILITIES
A. The Contractor shall contact the Utility Notification Center at (800) 332-2344 at least 48
hours in advance of any utility locate request. The Contractor shall verify, locate, and
identify, with visible marking, all existing underground utilities in the areas of work and
maintain such markings until all work in those areas is complete.
B. Should uncharted piping or other utilities be encountered during the execution of the
work, the Contractor shall notify the City immediately and consult with the utility owner
for instructions before proceeding with the work.
C. The Contractor shall cooperate with the Owner and public or private utility companies in
keeping their respective services and facilities in operation. If it becomes necessary to
temporarily interrupt existing services or facilities, the Contractor must provide
temporary utility services to the satisfaction of the City.
1.8 GUARANTEE AND REPLACEMENT
A. Plant Material: Guarantee all plant material after final acceptance for a period of one full
year.
B. Tree Staking: Be responsible for tree staking for one full year after acceptance.
Remove all staking after guarantee period.
C. Limitations: Replace plant material not surviving or in poor condition; except only loss or
damage due to vandalism, or acts and neglects on the part of others.
1.9 SUBMITTALS
A. Sources and Delivery Dates: Provide list of sources and dates of estimated delivery of
all plant material as specified upon signing Contract with City and prior to planting.
PART 2 PRODUCTS
2.1 TREES
A. General: Genus, species and variety, quantity, size and condition as indicated on the
drawings. Plant material shall be healthy nursery stock, well branched, full foliaged
when in leaf, free from disease, injury, insects, all weeds, and weed roots. Plant
materials must meet requirements of American Standard for Nursery Stock, 2004
Edition, ANSI Z60.1. No cold storage plants.
B. Nomenclature: Genus, species and variety as indicated on plant materials listing. Plant
names conform to those given in Standardized Plant Names, 1942 Edition; names of
varieties accepted in nursery trade.
C. Quantities, Sizes and Varieties: Exact quantities of named species and varieties of plant
material shall be governed by that shown on the planting plan. Overgrown plants which
have been pruned back to the specified sizes will not be accepted. In the event of a
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT TREES
NOVEMBER 2013 SECTION 02950,PAGE 2
discrepancy between material listings or labeling on the plans, the indicated plant
spacing or graphic location shall govern the number of items installed.
D. Condition: Balled and burlapped (B&B) stock shall have a natural ball sufficient to
ensure survival and healthy growth.
2.2 TOPSOIL
A. Topsoil:
1. Landscape Contractor is responsible for supplying and installing required
topsoil.
2. Topsoil to be representative of the area, fertile, friable, free from rocks, roots,
noxious weeds, sticks and other foreign materials harmful to plant growth.
2.3 FERTILIZERS
A. General: Approved brands meeting requirements or applicable state fertilizer laws.
Uniform in composition, dry and free flowing. Deliver to the site in original unopened
containers, each bearing the manufacturer's guaranteed analysis.
1. Commercial Mix 'B' - 50% Slow Release Nitrogen, Inorganic 16-16-16-5.
2. Commercial Mix 'C' - 10-15-10 Slow Release, as manufactured by Webfoot
Fertilizer Company, Portland, Oregon, or equal.
3. Agricultural Gypsum.
4. Best-Paks, 20-10-5, or equal.
2.4 TEXTURAL SOIL AMENDMENTS
A. Garden Care Compost, as supplied by Grimm's Fuel Company, Sherwood,
Oregon, 503-625-6532, or approved.
2.5 TREE GUYING AND STAKING MATERIALS
A. Wood Tree Stakes: 2x2 S4S, Hardwood, 8' lengths, free of knot holes or grain defects,
treated with two liberal coats of Olympic stain number 713 finish preservative (two per
deciduous tree, three per conifer).
B. Tree Ties: "Gro-Strait" tree ties. New 2-ply, 1/2", improved garden hose or approved
equal.
C. Guy Wire and Stakes: 12-gauge steel wire, galvanized, use double strand.
D. Additional Requirements: Meet other detail requirements as shown on plan and details.
2.6 ANTI-DESICCANT/ANTI-TRANSPIRING SPRAY
A. Wilt-Pruf or Vapo-Guard.
2.7 MULCH MATERIALS
A. Free from noxious weed seed and all foreign material harmful to plant life. Fir or
Hemlock bark, medium grind, -1/5 + 3/4" sizes; submit sample for approval.
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PART 3 EXECUTION
3.1 GENERAL
A. Remove from all planting areas, stones, mortar, concrete, asphalt, rubbish, construction
debris, and any other materials harmful to plant life. Additional excavation may be
required at tree and shrub locations to obtain proper soil depth for root ball.
3.2 WEED ERADICATION AND CONTROL
A. Application of Herbicides: Application of herbicides for weed control as may be required,
may be made only by approved applicator licensed by the State of Oregon.
B. Spray: Spray as required to eradicate all grasses, noxious weed growth and roots (two
applications minimum).
C. Restrictions: Kill achieved by working soil is not permissible.
3.3 GRUBBING
A. Root and Vegetation Removal:
1. Dig out and remove tree and shrub stumps, weeds, dead and live organic fiber
materials, and tree and plant roots over 1-1/2 inches in diameter, matted and vine
roots to 12 inches below finished grade, except within the drip line of plants
indicated to remain.
2. Use hand shovels for grubbing within the drip line of plants indicated to remain.
3. Treat cut roots and stumps over 1-1/2 inches in diameter to prevent new growth.
4. Dig out and remove tree and shrub roots over 1-1/2 inches in diameter and matted
roots within 5 feet of new building perimeter and within 2 feet of new paving, curb,
and walk areas.
5. Dig out and remove roots from landscape areas to 12 inches below finished grade.
B. Backfilling Existing Soil Depressions:
1. Backfill depressions caused by grubbing with on site subsoils, except in areas
where further excavation or grading is required.
2. Place backfill in depressed areas in horizontal layers not exceeding 6 inches
before compaction_
3.4 SOIL PREPARATION FOR PLANTING AREAS
A. Refer to tree planting detail.
3.5 PLANTING OF TREES
A. Appearance: Plant trees and shrubs upright and face to give best appearance or
relationship to adjacent plants and structures.
B. Weather Conditions: Planting operation to begin as soon as weather conditions
permit by accepted local practice.
C. Layout Approval: Layout of planting areas to be approved by the Project Manager
prior to installation.
D. Excavation of Holes: All planting holes shall be excavated twice the size of the tree,
CITY OF TIGARD-2013 TIGARD HIGH SCHOOL TREE PLANTING PROJECT TREES
NOVEMBER 2013 SECTION 02950,PAGE 4
shrub or groundcover root ball or root system. Trees to be planted on undisturbed
subgrade where possible.
E. Prior to placement of each tree and shrub, place Best-Pak according to
manufacturer's recommendations in the bottom of each hole.
F. Balled and Burlapped Materials: Loosen and remove carefully twine binding and
burlap from top of root balls. Stake or guy trees immediately after planting each tree.
G. Roots: Cut off cleanly all broken or frayed roots.
H. Pruning: Prune trees and shrubs to remove damaged branches, improve natural
shape and thin not more than 15% of branches.
I. Backfilling: Place and compact lightly backfill soil mixture carefully to avoid injury to
roots, fill all voids.
J. Watering: When hole is filled, completely soak and allow water to soak away. Fill
holes to finish grade and prepare for other work indicated.
3.6 Apply weed killer according to the manufacturer's directions on the planting beds, after
planting and before mulching. No weed killer shall be applied to areas of future bulb
plantings. Herbicide must be applied by a licensed chemical applicator. The Landscape
Contractor shall use his best judgment during application procedures to avoid lateral
movement of chemical into lawn areas. The Landscape Contractor may elect to skip
certain portions of planting beds if lateral movement of chemical cannot be avoided.
Notify the Project Manager of areas that did not receive herbicide. Landscape
Contractor is still responsible for weed control through maintenance period.
3.7 WATERING EQUIPMENT
A. Hose and other watering equipment required for performance of work to be furnished
by Landscape Contractor.
3.8 CLEAN-UP
A. Keep premises reasonably free from accumulation of debris, equipment and surplus
materials. Leave project site in neat and orderly condition as close to existing
condition prior to planting as possible.
B. All project area ground disturbances due to work performed are to be left as close to
existing condition prior to planting as possible.
C. Restore all damaged areas to the condition existing prior to start of Work.
D. Remove tape tags from planted trees.
E. Remove soil materials and plant cutting debris from finished site surfaces, roads,
curbs, gutters, walks, and drive lanes.
3.9 MAINTENANCE
A. None
END OF SECTION
CITY OF TIGARD STREET TREE PLANTING PROJECT TREES
NOVEMBER 2013 SECTION 02950, PAGE 5
-o
SW DURHAM ROAD a
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/TIGARO HIGH SCHOOL V --I l.-.. < �j•N A ti
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PROJECT TEAM GENERAL NOTES DRAWING INDEX
Cie o
OWNER'S REPRESENTATIVE 1.ADVISED NCIES 2(TWO) ARCHITECTS PRIORCONFLICTS ORSTARING SHEETTITLE SHEET NUMBER
STREEWALKER-CITY OFTIGARO DISCRIEPANCIES2(TNO)WORKING DAYS PRIOR TO STARTING WORN.
STREET SUPERVISOR COVER SHEET--------------------------------------------Lo
131255W Hall BNd. 2.LANDSCAPE CONTRAC TOR TO STAKE PROPOSED TREE LOCATIONS AND PLANTING PLAN------------------------------------------L1
TIGARD,OR9T2TjRECEIVE APPROVAL FROM SCHOOL DISTRICT PRIOR TO INSTALLATKNN. PLANTING PLAN------------------------------------------L2
ISM]1!,806
3.STAGING AREAS ARE TO BE WITHIN THE DESIGNATED CONSTRUCTION IRRIGATION PLAN-----------------------------------------L3 11
LIMITS.IF THE CONTRACTOR REQUIRES ADDTIONAL AREA,THEY SHALL L4
LANI,S(:APE ARCHITECT SUBMITA WRITTEN REQUEST TO THE OWNERS REPRESENTATIVE. IRRIGATION PLAN--------------------------------------
DETAILS AND NOTES------------__-------------___________L5
G
MEATS DESIGN GROUP,LLC I I
TROY MEATS. 4.YFRIFIED ALL SITE CONDITIONS BY SITE VISIT PRIOR TO INSTALLATION.
POS-
TIGAR 23338 5.ALL WENCHES,PUS,HOLES.ETC.DUE TO CONSTRUCTION ARE
IS
I
M M'.14818 OR 9T261 REQUIRED TO BE COVERED ANI OR BARRICADE ATTHE END OF EACH
(50350)60)92446N FAX DAY DURING CONSTRUCTION. j
5.VERIFIED LOCATnN OF ALL UTILITIES PRIOR TO COMMENCEMENT OF
WORK FOR PUBLIC PROPERTY LOCATES CONTACT TIGARD PUBLIC
WORKS DEPARTMENT,(SMI 718,:41 AND THE UTILITIES NOTIFICATION _
CENTER Kapp)932-2344 NOT LESS WAN 46 HOURS PRIOR TO BEGINNING �_ ~
WORK.FOR SCHOOL PROPERLY LEGATES THE CONTRACTOR IS
REQUIRED TO HAVE PRIVATE PROPERTY LOCATES COMPLETED FOR THE
SITE.
�COVEH SHEET
Ir ra
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PSW DURHAM ROAD
PLANT AMTERIALS LISTMG: - ...
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!DETAILS&NOTES
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t 9
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SOFTBALL FIELD
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REFER TO SHEET L5 PLANTING
_ SCALE:1”=40'-0'
DETAILS 8,NOTES L2
0 20 40 ea `F q
IF
SIN DURHAM ROAD —_
IRRIGATION SITE GENERAL KEY tnn
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TREE VIELLINHIGATION flfFtA TC OEiARTt5
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DESIGN CRITERIA
THE OESKiN OF THE IflRIGATNVJ$YSTEM IS RASED ON S9Py.l.®i00A.M.
GENERAL NOTES — \ TIGARD HIGH SCHOOL
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THE DESIGN OF THEIRRIGATION SYSTEM a BAREOdl Do PS1.®40 G.P.M. f I )• I - `I I
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DETAILS&NOTES ! , '1 LSF
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Z N SY
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SFTTOY OF ROOT BALL 11
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6'O'MN B<%FxeE•COMVOSRE DI OKIN3 LENGTH ^
AM£NDED6ACK1I1L ILX HNG r ^ ' _ %�^ OFVALYEBO% i Q6
---IN
D L�. FERTILMER TABLET6
FGPADE i ',I4� 2 E!RSTK13!5-PW:MAWLME 1 1 '
ROUGHF-.NSIDES AND jI ------IIf3{{ 1 `—3ANCNWMHUMDflHCN
BOTTOM OF HOLE �L B.tANCH WASMD L'AiAYEL 5
CUT&REMpVE BOTTGM Of YRRE� _ "� I! NO xn'UNpN
AA3XET REMOVE BURW LTINME 1 1 —EN.M. Ir TROY :.e 5
ROM IOPOF gFTER STAKING. • NEW RUBBER`OBE " s•' OWN
"�` °i FmBAL�Mw. (,r aRw AxouNO TRuwK 1�+ 'TTofoFRa'T°"LL 1` �1 l 1"DRIP CONTROL VALVE MANIFOLD f+ U o3 i�
FWY/E�ASi.-Nr Kq£O�I ADS +,tY PLANT PIT 6HALL BE lYAfi MOE -'IEfRMGNO E LS (XCZAOO•LF DRIP MANIFOLD KIT-EXISTING) uTs E "'
--Py%.NTWG BR TURf ARFA. AB AOOT BALLANDAMINIMVM OF ATCROTCH C;9p C�
a'DEEP6K VWGLESIDEY OF PR) LONG 31a•PVC
T HL'AWCAAYBMLS.AUGOR E� TURNBUCffS -
THEREIBAINROFAN.ADGFR MOUNOOF iAMPCO FIRM NO.10 DALVAN.ARE
ANENAR.If DEEPp WITH
AMENDED BOR FD'MM '�RTl4'LR'ABLEi �-TREEAS RPECIFIED
AME NARO PIAN.(BACKFILL iM!H .{/,
ENOeG LL) TR—ARER�ft REM O.
-116 MATER MSIN-�—�/�_ ARN RING .-DRIP EMITTER-iT PER TREE
OR SIDEWAAK EIXiES M.B'-0• '� ( O-y� / P.V.G.PERFEMTUOPIPL&CAP
EAIOlHS RE IREDPa.fWOEAG. REBWOODDEAOIMNYM+21' ]'LiS '+ (RAINBIRD-XB-1pPC!CL^'
&IpEOF NRNMOE'ALA. BURIED 3 PSET IN GROUNp OR - ' y RAINBIRD DISTRIBUTIONTUBINp
TREE PLANTING DETAIL OF� E„Sql�MM. y YMeNDEn McxFILL /i
N.TS.
PLANT PIT BMLLBE 3%AE WIG': �� .�! ( s �. w {( / P.V.C.IRR.—TION PIPE A_
ASAODTBALLANDAMWIMUM 1 - Ei(_II f SHO.M ON DRAWINGS
TYPICAL PLANTING NOTES: On•OEEPENIANGIESIDE&OF 01=1,11 1 qr e _j
MERE OR N I O W
1.6&B STOCK MAYBE SUBSTITUTED WITH CONTAINER STOCK OF EQUAL GRADE. INHEAWCLAYOGRS THERE ISAIwM PAN.AUGER rWe-
2. HARD PLN.fBACKIILL WITH
ANSIZb0.1,20OAEDITION.CONTAINER STOCK MAYBE SUBSTITUTED WITH B&SSTOCK OF EQUAL GRADE. E K DEEP Drs THNDupH THE -' / O p p
Y RO.i"MLL .�� �_:= d O Z
3.PLANT MATERIAL SHALL CONFORM WITH AMERICAN STANDARD FOR NUSERY STOCK, gMENDEO&GR) —'`-'—�� —'-'-
u!AGE ROOTSN.LONMOUNDOF Ln
4.ALL TREES SHALL BE BRANCHED. TAMED FlRM AMENDED&OR PLAN Z w
S.GARDEN MUCH ALL PLANTING BEDS WITH 3-MIN.LAYER OF SPECIFIED GARDEN MULCH. EVERGREEN TREE PLANTING DETAIL Z =O
6.IN THE EVENT OF A DISCREPANCY BETWEEN THIS MATERIAL LISTING AND THE TREE A^;PECIFRD L7
DRAWINGS,THEDRAWINGS 8HALL GOVERN THE PLANT SPECIES AND QUANTITIES REQ. KT.&. PLACE 2Y GAP(PANTED = y 0 K
7.IN THE EVENT OF QUESTION OR LACK OF CLARITY ON DRAWINGS,LANDSCAPE
I.BIAGY.I ON TOP OF ONN xO�H'DI&TRLBUTIOl.LTUBINC, w N
CONTRACTOR ISTO CALL LANDSCAPEARCHITECT BEFORE PROCEEDING. RESERWI T POF DN-MIN. Q O H
S.LANDSCAPE CONTRACTOR IS TO NOTIFY LANDSCAPE ARCHITECT PRIOR RHOLES PIMP. ILL
DRIPEMRTEfl ^I vL9TREE
TO INSTALLATION OF PUNT MATERIAL TO APPROVE FINAL PLACEMENT. CAP-TYPK.AL (RAINBIRD-AR-2oF^10.12) F_ m
S.LANDSCAPE CONTRACTOR TO VERIFY PLANT MATERIAL QUANTITIES QUANTITIES. 125•WN.P.V.C.PEHFOMTED PIPE(t P MIK V M
10.CONTRACTOR WILL PROVIDE A ONE YEAR WARRANTY ON ALL PROVIDED&INSTALLED HALES EVPVG.PEC. RXTE PIPE N
PLANT MATERIAL FROM DATE OF FINAL APPROVAL BY OWNERS REPRESENTATIVE. I � _ � GRCUMFEPENCL-ALTERNATE SIDES)%16•
DEPTH WITH BLACK DR BN CAP FOR WATER
T f DROW
ISTRIBUTION&AERAMN TO TREE ROOTS.
`.V --t -r----1--� IRRIGATKINFLEXFWE
LATEMLPIPE-SREASNOTED
"-- "- ON PUN
TREE WELL IRRIGATION DETAIL
1 L5 Mrs �
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PIYE- -�MM. e,Mwer �N`
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