Report 's
JUN 18 Z018
CITY OF TIGARD
I1ILDING DIVISION
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PROVIDEN E HCC
WALGREENS LOCATION # 05780
13939 SW PACIFIC HIGHWAY
TIGARD, OREGON
Based on:
COMMUNITY PHARMACY DESIGN STANDARDS SPECIFICATIONS,
CRxDS v16.2,with 2017 Updates
Prepared by:
FACILITIES DEVELOPMENT
106 WILMOT ROAD
DEERFIELD, IL 60015
PROJECT MANUAL CERTIFICATION
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- JOSEPH LL 1 PROVIDENCE HCC
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13939 SW PACIFIC HIGHWAY
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OF 03. 6:3
' Issued: 23 April 2018
Joseph Tyndall Project No.: 2260.026.00
Architect Reg. No. 5784
Divisions 0 thru Division 9
Prepared for:
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4, <C, 4 Facilities Development Division
85679 r- 106 Wilmot Road
*' Deerfield, IL 60015-5105
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EXPIRES: &1.0)zo11
Katie A. Hager
Mechanical Engineer Reg. No.85679PE
Divisions 20 thru Division 23
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Prepared by:
l) AOH,4,,O RSP Architects, LTD
1220 Marshall Street NE
Minneapolis, Minnesota 55413
EXPIRES: +Z/31 /20) $
Dunham Associates, Inc.
Mechanical & Electrical Consulting Engineers
Jay D. Rohkohl 50 South Sixth Street/ Suite 1100
Electrical Engineer Reg. No. 84681 PE Minneapolis, Minnesota 55402
Divisions 26 thru Division 28
SECTION 23 30 00—HVAC AIR DISTRIBUTION
PART 1 - GENERAL
1.01 DESCRIPTION
A. Section 01 1 1 00 Summary of Work. Section 20 05 00 Common Work Results for
Mechanical Section 20 07 00 Mechanical Insulation, shall be considered a part of these
specifications.
B. Scope of Work: The HVAC air distribution work includes.but is not limited to,the
following:
1. Air conditioning outside air ducts, supply air ducts,return air ducts, insulation_, diffusers
grilles,supply fans,motors,manual dampers and fire dampers.
2. Exhaust/ventilation system fans,blowers. ducts,grilles, diffusers, dampers, etc.
3. Furnishing of roof curbs required for supply and exhaust fans.
1.02 DELIVERY, STORAGE AND HANDLING
A. All self-adhesive labels for part identification are to be applied to external surfaces only.
B. All ductwork and fittings shall be sealed either by blanking or capping duct ends,bagging
small fittings,surface wrapping or shrink wrapped in plastic to prevent dust and dirt from
touching the internal surfaces during delivery and storage.
C. The material deliveries shall be inspected for cleanliness by the General Contractor before
accepting delivery on site. The materials shall remain wrapped until installation occurs. The
open end of installed ductwork and fittings shall remain sealed until receiving the next
connection piece. Unsealed openings during construction will require the entire ductwork
system to be cleaned and resealed.
PART 2 - PRODUCTS
2.01 SHEET METAL DUCTWORK
A. Provide spiral lock seam ductwork,round and/or oval,without longitudinal seams. Loose
taps are not acceptable.
B. Elbows,90 degrees, shall be die formed construction to 12 inch diameter and 5 segment for
larger than 12 inch. Elbows,45 degrees, shall be die formed construction to 12 inch
diameter and 3 segment for larger than 12 inch. Pleated and adjustable elbows are not
acceptable. Seams in fittings which are not spiral locked shall be welded.
C. Ducts, fittings and joints shall be constructed of galvanized steel and installed in accordance
with the 2005 edition of the SMACNA HVAC Duct Construction Standards Metal and
Flexible for a static pressure class of not less than +/-2.0 inches of water column.
D. Exposed un-insulated ductwork in General Sales will be field painted by others. Painted
ductwork shall be A60 dull gray coating(galvannealed).
HVAC AIR DISTRIBUTION 23 30 00 - l v15.2
E. Acceptable manufacturers of spiral products:Accuduct Manufacturing,Eastern Sheet Metal,
Lindab,Omni Duct Systems, Semco and United McGill, providing they have been
manufacturing these spiral products for at least 10 years.
F. All round and oval ducts and fittings shall be manufactured by the same company. Factory
fabricated fittings shall be used.
G. Rectangular ductwork, sized for an equivalent pressure drop, may only be used in lieu of
round or oval,on a limited basis, and/or to clear structural interference.
H. Fiber ductwork is not acceptable.
I. Internal lining is not acceptable in the supply ductwork.
J. Internal lining is acceptable only in the exposed return ductwork in the General Sales for
sound attenuation.
K. Concealed and exposed spiral ductwork shall have all transverse joints sealed to achieve
SMACNA Seal Level C.
L. Concealed rectangular supply and return ductwork shall have sealed transverse joints and
longitudinal seams to achieve SMACNA Seal Level B. Concealed rectangular exhaust
ductwork shall have sealed transverse joints to achieve SMACNA Seal Level C.
M. Exposed rectangular supply and return ductwork shall have sealed transverse joints to
achieve SMACNA Seal Level C. Concealed rectangular exhaust ductwork shall have sealed
transverse joints and longitudinal seams to achieve SMACNA Seal Level B.
N. All ductwork(spiral and rectangular)shall comply with Leakage Class 12,not to exceed 12
cfm per 100 sf of duct surface.
2.02 FLEXIBLE ROUND DUCTWORK
A. Flexible round ductwork shall be shall be a factory made with a liner duct permanently
bonded to a corrosion resistant spring steel wire helix supporting a fiberglass insulating
blanket with an R-value not less than 4.2 and an ADC thermal certification seal. Ducts shall
be UL listed 181 Class 1, complying with NFPA 90A,NFPA 90B, and all other codes having
jurisdiction.
B. Flexible round ductwork shall be by ATCO, Thermaflex, or equal.
2.03 GRILLES,REGISTERS, AND DIFFUSERS
A. Diffusers, registers, and grilles shall be rated in accordance with ASHRAE 70, "Method of
Testing for Rating the Performance of Air Outlets and Inlets."
B. Products: Subject to compliance with requirements, provide one of the following: Krueger,
Metal-Aire,Nailor, Price, Titus and Tuttle&Bailey
HVAC AIR DISTRIBUTION 23 30 00-2 v15.2
2.04 LOUVERS& HOODS
A. Fresh air intake, combustion air intake, and exhaust louvers shall be furnished and installed
by this contractor.
B. Ducts ending above the roof shall be terminated with Greenheck GRS gravity hood with bird
screen. Acceptable alternate manufacturers-Acme, Carnes,Cook, Jenn and Penn.
2.05 EXHAUST AND SUPPLY FANS
A. Exhaust and supply fans and blowers as shown on drawings and schedule shall be furnished
and installed by this contractor.
2.06 DUCT LINER
A. Fibrous-Glass Duct Liner: Comply with ASTM C 1071. NFPA 90A, or NFPA 90B; and
with NAIMA AH124, "Fibrous Glass Duct Liner Standard."
1. Manufacturers: Subject to compliance with requirements, provide products by one of
the following:
a. CertainTeed Corporation; Insulation Group.
b. Johns Manville.
c. Knauf Insulation.
d. Owens Corning.
2. Maximum Thermal Conductivity:
a. Type I, Flexible: 0.27 Btu x in./h x sq. ft. x deg F at 75 deg F mean temperature.
b. Type II, Rigid: 0.23 Btu x in./h x sq. ft. x deg F at 75 deg F mean temperature.
3. Antimicrobial Erosion-Resistant Coating: Apply to the surface of the liner that will
form the interior surface of the duct to act as a moisture repellent and erosion-resistant
coating. Antimicrobial compound shall be tested for efficacy by an NRTL and
registered by the EPA for use in HVAC systems.
4. Water-Based Liner Adhesive: Comply with NFPA 90A or NFPA 90B and with
ASTM C 916.
B. Flexible Elastomeric Duct Liner: Preformed, cellular, closed-cell, sheet materials complying
with ASTM C 534,Type II, Grade 1; and with NFPA 90A or NFPA 90B, 1 inch thick.
I. Manufacturers: Subject to compliance with requirements, provide products by one of
the following:
a. Aeroflex USA Inc.
b. Armacell LLC.
c. Rubatex International, LLC
2. Surface-Burning Characteristics: Maximum flame-spread index of 25 and maximum
smoke-developed index of 50 when tested according to UL 723; certified by an NRTL.
3. Liner Adhesive: As recommended by insulation manufacturer and complying with
NFPA 90A or NFPA 90B.
HVAC AIR DISTRIBUTION 23 30 00 -3 v15.2
C. Natural-Fiber Duct Liner: 85 percent cotton, 10 percent borate, and 5 percent polybinding
fibers, treated with a microbial growth inhibitor and complying with NFPA 90A or
NFPA 90B. 1""thick.
1. Manufacturers: Subject to compliance with requirements, provide products by one of
the following:
a. Bonded Logic, Inc.
b. Reflectix Inc.
2. Maximum Thermal Conductivity: 0.24 Btu x in./h x sq. ft. x deg F at 75 deg F mean
temperature when tested according to ASTM C 518.
3. Surface-Burning Characteristics: Maximum flame-spread index of 25 and maximum
smoke-developed index of 50 when tested according to ASTM E 84; certified by an
NRTL.
4. Liner Adhesive: As recommended by insulation manufacturer and complying with
NFPA 90A or NFPA 90B.
D. Insulation Pins and Washers:
1. Cupped-Head, Capacitor-Discharge-Weld Pins: Copper- or zinc-coated steel pin, fully
annealed for capacitor-discharge welding, 0.106-inch diameter shank, length to suit
depth of insulation indicated with integral 1-1/2-inch galvanized carbon-steel washer.
2. Insulation-Retaining Washers: Self-locking washers formed from 0.016-inch thick
galvanized steel; with beveled edge sized as required to hold insulation securely in
place but not less than I-1/2 inches in diameter.
E. Shop Application of Duct Liner: Comply with SMACNA's "HVAC Duct Construction
Standards- Metal and Flexible," Figure 2-19, "Flexible Duct Liner Installation."
I. Adhere a single layer of indicated thickness of duct liner with at least 90 percent
adhesive coverage at liner contact surface area. Attaining indicated thickness with
multiple layers of duct liner is prohibited.
2. Apply adhesive to transverse edges of liner facing upstream that do not receive metal
nosing.
3. Butt transverse joints without gaps, and coat joint with adhesive.
4. Fold and compress liner in corners of rectangular ducts or cut and fit to ensure butted-
edge overlapping.
5. Do not apply liner in rectangular ducts with longitudinal joints, except at corners of
ducts, unless duct size and dimensions of standard liner make longitudinal joints
necessary.
6. Secure liner with mechanical fasteners 4 inches from corners and at intervals not
exceeding 12 inches transversely; at 3 inches from transverse joints and at intervals not
exceeding 18 inches longitudinally.
HVAC AIR DISTRIBUTION 23 30 00 -4 v15.2
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7. Secure transversely oriented liner edges facing the airstream with metal nosings that
have either channel or "Z" profiles or are integrally formed from duct wall. Fabricate
edge facings at the Intervals of lined duct preceding unlined duct.
8. Terminate inner ducts with buildouts attached to fire-damper sleeves, dampers, turning
vane assemblies, or other devices. Fabricated buildouts (metal hat sections) or other
buildout means are optional; when used; secure buildouts to duct walls with bolts,
screws,rivets,or welds.
PART 3 - EXECUTION
3.01 INSTALLATION
A. The open end of installed ductwork and fittings shall remain sealed until receiving the next
connection piece. Unsealed openings during construction will require the entire ductwork
system to be cleaned and resealed.
B. Ductwork shall be installed in sizes and in location as indicated on plans. Where square
corners are used,they shall be provided with turning vanes. Spiral ductwork joints shall
have sheet metal screws in connections.
C. The drawings do not attempt to show all offsets that are necessary for the required
installation. Those offsets and similar items shall be provided at no additional cost to
Walgreens.
D. The ductwork system throughout the building shall be rigidly supported and so constructed
as to eliminate vibration or any objectionable noise while the ventilation machinery is in
operation.
E. Where ducts pass through walls or floor openings.they shall be kept free of direct contact of
building construction by supporting each side of opening. The space between duct and
opening shall be sealed and caulked in place,to comply with local fire codes, ordinances, etc.
F. Volume Controls for Balancing: Provide manual volume dampers for balancing the
ventilation systems. On each manual volume damper, provide a regulator to lock the damper
in a fixed position,where accessible through access panel. Where not accessible through
panel,provide a key-operated Young regulator with indicator and ceiling plate.
G. Flexible Connections: Furnish and install on the suction and discharge side of all fans and
units, at least 4 inches of 10 oz. canvas or equivalent vinyl with heavy clamping bands.
Canvas connection to all HVAC roof-top units shall be as close to unit as possible,just
below roof curb.
H. Fire Dampers: Provide fire dampers in duct locations where required by local authority
having jurisdiction. Ducts shall be enlarged where fire dampers are installed to maintain the
same airflow through damper frame as unobstructed run of duct. Provide access doors to
service fire dampers.
I. Belt Guards: For each belt drive, furnish a guard consisting of an angle iron frame with
1 inch mesh heavy wire guard supported and securely bolted in place, etc. to comply with
local codes.
HVAC AIR DISTRIBUTION 23 30 00 -5 v15.2
J. Access Doors: Provide tight sheet metal access doors(with gasket,hinges,and locks), or
where access to plenum spaces or ducts is necessary. Access doors shall be of adequate size
and installed per local codes.
K. Louvers for exhaust and outside air shall be equipped with motorized dampers with a
maximum leakage rate of 3 cfm/ft at 1.0 w.g. when tested in accordance with AMCA
Standard 500. Such dampers shall be closed when fans are off.
L. Duct Sealant: Sealant shall be United Duct Sealer as manufactured by United-McGill
Corporation or#6 mastic with red glasscoat as manufactured by RCD Corporation. Install
per manufacturers and UL 181A& B recommendations. Shrink bands, manufactured by
Raychem and applied in accordance with manufacturer's instructions are acceptable on round
ducts. Foil mastic tape,Polyken 360-17,applied in accordance with manufacturer's
instructions, is acceptable on round ducts. Sealant is not required for spiral gasketed
ductwork.
M. Install diffusers,registers,and grilles level and plumb.
N. Install diffusers,registers, and grilles with airtight connections to ducts and to allow service
and maintenance of dampers.
O. After installation, adjust diffusers, registers, and grilles to air patterns indicated, or as
directed, before starting air balancing.
3.02 DUCTWORK CLEANING
A. Ductwork shall be thoroughly cleaned by this contractor.
B. Cleaning shall be done before any painting is done or acoustic ceiling installed.
END OF SECTION
HVAC AIR DISTRIBUTION 23 30 00-6 v15.2