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9yp� 30 \j�.4 NEWS.IRE W f.
'-� I I I iii �' Proje0.No.3049
Scale 1"-10' 1 1 I O _ { SC-' R:N/A
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1'\ 10 5 0 10 ! I 11.1.
I n ar r Im1 111 I I 7 DESIGNED BY: A1G
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1 -61" w i Y—w Ff-t--I*—0-1 I 1 ii 1 REVIEWED BY: AM
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GENERAL NOTES SITE GRADING PROJECT EROSION AND SEDIMENT CONTROL NOTES: LB 0
Linetype Legend Symbolgend Z
Boundary and topographic survey information provided by S&F Land The contractor shall become familiar with the geotechnical report prepared by a iv:
Services,(503)7383425 Terra Dolce Consultants dated July 31,2020,specifically for this site.The Site grading and erosion control for this site shall comply with the requirements of the Extg Sanitary Sewer Pipe — — — — — Existing Water Valve -
contractor shall follow all recommendations regarding earthwork and site City of Tigard and Clean Water Services.Standard Clean Water Services erosion control Extg Storm Sewer Pipe —'—ri—'r—'r— Existing Water Valve `Y W
A minimum of two full business days prior to beginning preparation as detailed in the report. notes and details are provided on sheet 8. Extg Water Pipe —e—r—•—♦— LIJ
Extg Cable Tv Line —F—IV—hr—r— Existing Eke Hydrant ;y Z
construction,the Contractor shall call 1-800-332-2344(Oregon Utility Electric Line — — — — — — Existi Power Pole o,n,
Notification Center)for location mark-up of existing utilities. Rules Building finish floor elevations for each building are provided on the Approval of this Erosion and Sediment Control(ESC)plan does not constitute an Extg Gas Line - -^—r—"—•— ('
drawings. Finish grade elevations around building perimeters are provided approval of permanent road or drainage design. s. e» « Existing Water Meter "ro± Z
adopted by the Oregon Utility Notification Center in accordance with Extg Over Head Power Line — — — — —
OAR 952-001-0010 through 952-001-0090 shall be followed. where external finish grade is to be below the building finish floor. ExistingElectrical Pedestal 6 LLi
g The implementation of these ESC plans and the construction,maintenance,replacement, Extg Telephone Line —*—*—*—*—*—
The areas slated for construction are to be mowed and stripped to remove all and upgrading of these ESC facilities is the responsibility of the contractor until all Extg Fiber Optic Line —A—'"—A—A— Existing Sanitary Manhole -,s:
Site grading, and workmanshipshall conform to the"2020 Extg Underground Utility Line
g ggrass,roots,organic soil,and construction fill debris prior to the beginning construction le completed and approved,and vegetation Is established. ------_---- Existing Storm Manhole §i
Oregon Standard Specifications for Construction"prepared by of any grading operations.The contractor shall salvage and stockpile Existing Centerline
Existing Curb Existing Catch Basin B1
000T/APWA,and the standards and practices of the City of Tigard. enough select topsoil to accommodate landscaping needs. The ESC facilities shown on this plan must be constructed In conjunction with all Existing Lot Line
clearing and grading activities,and in such a manner as to ensure that sediment and Existing Area Drain e,
Any archaeological findings shall be immediately reported to the City Following stripping and grubbing,the exposed soils shall be proof rolled with sediment laden water do not enter the drainage system or roadways or violate applicable Existing Paint of-Existing Right-of-wwa -------- — ------aY Existing Storm Culvert
a loaded 10 to 12 yard dump truck to reveal weak,organic,or other unsuitable water quality standards. Existing —x—x—x—x— ExistingPower meter
inspector and any state agency required by Oregon state law. Fencei
soils or subgrade conditions shall otherwise be verified by the project Existing Building r �_-�
Existing utility information shown on these drawings is based on a geotechnical engineer as directed by them. Unsuitable soils shall be Care should be taken to not disturb more area than needed for construction Existing lot Line Existing communications Vault L_
mix of field utility locates and information obtained from survey and excavated to firm ground and filled to grade with suitable native or structural requirements. All disturbed soil surfaces are to be stabilized. Stabilization of disturbed Existing Contour ---tip----
fill material. Based on thegeotechnical report,the site also contains some soil areas will consist of:h droseedin or lacin of erosion Existing Telephone Riser ET
Y 9 handseeding,mulching,placing Proposed Sanitary Sewer Pipe
design documents for adjacent construction projects. The other areas of undocumented fill.After site stripping,conditions should be control blankets or plastic in landscaping soil areas. It mayalso consist ofgravel - Existing Sign
contractor is responsible for verifying the location and elevation ofPP g' P P 9 Proposed Sanitary Rain ntDral —w—w—.—.— ExistingFence Gate Post 83
P fY� 9 reviewed/approved try the geotechnical engineer to determine if fill materials surfacing in construction areas.All seeded areas are to be fertilized,watered and proposed Storm Drain
all existing utilities prior to construction and shall notify the engineer need to be removed,need to be compacted,or can be retained as-is, maintained as necessary to enhance the Immediate regrowth of vegetation. Proposed Storm Pipe Existing Mail Box i<B
of any discrepancies between the drawings and actual field verified Proposed Water Lateral Existing Flow Arrow <= —
information that may affect the integrity of the design. This is Native soil subgrade disturbed during stripping or cutting operations on During the site stripping and clearing process,the contractor should stockpile adequate Proposed Flow Line —. -- — Proposed Flow Arrow F— _
especially true for proposed connection to the existing storm system areas to receive structural fill should be scarified toe minimum depth of 8 topsoil strippings to meet the project requirements for final preparation of finished Proposed Right-of-way —— Proposed Catch Basins ■t!
in SW 121st Avenue. inches.The material should be moisture conditioned and recompacted to the grades for the fawn and stormwater facility areas. TopsolUsurface preparation Proposed Sawcut Line -- - Proposed Area Drain • _
satisfaction of the geotechnical engineer. requirements are identified on the project landscaping drawings and In the project Proposed Curb&Gutter Proposed Rain Drain
Disprepancies between these drawings and actual field conditions manual. Proposed End Of Pav't Proposed Storm Cleanout ••
should be reported to the engineer who will address the resolution of Fill areas shall be structurally filled with surplus suitable materials from cut Proposed Sidewalk Proposed Storm Manhole •M
such discrepancies. Work done by the contractor after discovery of areas or imported structural fill. Fill materials,placement,and compaction Stormwater facilities shall be protected from construction runoff throughout Proposed Wall Proposed Control ariIole • _
discrepancies without direction from the project engineer is shall comply with the requirements identified in the geotechnical report. construction to maintain their integrity. — Proposed Sanitary Cleanout o —
Proposed Building r�//D�
Pa ® During wet-season construction,It may not be possible to use native Proposed Sanitary Manhole O Cil
completed at the contractor's risk. Proposed Contour 2ss
P materials for fill construction as identified in the geotechnical report due to The BMPs identified on the Erosion Control Plan are the minimum considered necessary Proposed Water Meter O
the fine-grained nature of the native soils. to protect downstream areas. Depending on conditions at the time of construction, Proposed Water Baddbw Device t-
The contractor shall keep a legible approved set of plans on the additional measures may be necessary. Hatching Legend
project site at all times. All existing gravel,sidewalk,and building materials on the site shall be
removed unless approved to remain by the geotechnical engineer. All exposed and unworked soils shall be stabilized by the appropriate Best Management C
Practices(BMPs). Duringtheperiod from October 1 to May31,soils should be protected
Proposed Asphalt Concrete
Any significant deviations from the plans will require approval from ( ) P ',I ,
the project engineer. All deleterious materials generated during site grading and strippings and at the end of each business day.from June 1 to September 30,no soil shall be exposed 0 Proposed Cement Concrete
other materials not needed for fill or utilized in the final ground cover for more than seven(7)consecutive days. � y
The contractor shall perform all work necessary to complete this operation shall be hauled from the site to a contractor provided waste site. 0 Proposed Wall O
project in accordance with the plans including such incidentals as Material stockpiles are to be protected from precipitation by the following means:
may be necessary to meet applicable agency requirements. All surfaces shall be graded smooth and free of irregularities that might Temporary-cover piles with tarps or plastic sheeting weighted with tires,lumber or r 1 —
accumulate surface water. concrete blocks. \pia//
Permanent-cover piles with tarps or plastic,or reseed. Perimeter areas around piles are -
Any inspection by the City or project engineer shall not,in any way, All grading operations and disturbed surface stabilization shall be in to be surrounded with erosion control finer fabric fences until soil surface is stabilized �\ _
relieve the contractor from any obligations to perform the work in accordance with the project Grading&Erosion Control Plans Included In this with reseeding. �V o =
strict compliance with the applicable codes and agency regulations. drawing set.
The ESC facilities shall be inspected daily by the contractor and maintained as
The contractor shall maintain full compliance with all safety and Surface drainage shall occur such that no runoff drains toward the buildings necessary to etisure continuous functioning. Inspection and maintenance shall Include, ' 5
pollution regulations as applicable to the project. on the site. General locations where shallow swaies may be needed to direct but not be limited to: STORM SEWERS 'n
surface drainage away from buildings are shown on the grading plans. -Removal of trapped silts at silt barriers,silt traps,or points of accumulation. Materials for storm sewer piping shall be Corrugated Polyethylene Storm Cie)
en
The contractor may be required to provide flagging,signs,and other -Additional protective measures,as required,due to job site conditions. Sewer Pipe unless otherwise specified on the plans. CV P
traffic control devices for safe access onto public streets. All such See the geotechnical report for various Inspection requirements related to -Monitoring of vehicles leaving the site to minimize transmission of loose soils to the is >ofO
devices shall conform to the standards established In the latest
site grading. adjacent public roadways. All retch basins shall be fitted with an approved removable trap for iy �,
adopted edition of the"Manual on Uniform Traffic Control Devices sediment and oil removal. U —
(MUTCD)"published by the US Department of Transportation and the Maximum allowable finished slopes on the site are 2 horizontal to 1 vertical. ifsediment is transported onto a paved surface,the surface is to be cleaned thoroughly
at the and of each day during dry weather and immediately during rain events. Storm sewer excavation,pipe bedding,backfill,and testing shall meet the b0 modifications to the MUTCD for streets and highways for the State of All existing structures not identified as to be abandoned or removed(i.e. requirements of the City of Tigard and Clean Water Services. _
Oregon. valve boxes,vaults,fire hydrants,manholes,cleanouts,etc.shall be raised to This sedimentation and erosion control plan Is Intended to be utilized as a guide to ••4
new finish grades in accordance with accepted standards of workmanship. control the transportation of loose soils from the property that cause water quality and The connection elevation for the proposed site stormwater system to the y Ti v:
Any curb,gutter,sidewalk,or asphalt inside City right-of-way nuisance problems outside of the construction area. existing storm sewer main in SW 121st Avenue has been estimated using y
damaged during construction shall be repaired to City of Tigard All retaining walls on the site are to be designed by others. Finish grades at best available data. Prior to construction,the contractor shall determine Z I
standards. top and bottom of walls are denoted on the grading plans by TW and SW Depending upon the Contractor's construction practices,some portions of the proposed the actual elevation of the existing main at the connection point to confirm -2elevations or FG and SW elevations.The grades do not include such erosion control plan may be varied according to the Job site conditions. Any changes to that adjustments to the design are not necessary. t V °3 =
considerations as foundation burial depth or tops of walls that extend above the plan that reduce the amount of erosion control provided or significantly modify the 0 _
the adjacent finish grade. BMPs Implemented must be reviewed and approved by the Engineer prior to adjustment As-builts are required for all storm piping,Inlets,and the LIDA swale.The C7 '
WATER NOTES as-busts shall include elevation of all pipe Inverts and structure rims/grate - —
All work,materials,and testing on the public water system between the in areas subject to wind erosion,appropriate BMP's must be used.These may Include elevations measured by a professional surveyor licensed to practice in
connection to the existing water main in SW 121st Avenue and the application of water spraying,plastic sheeting,mulching,or other approved measures. Oregon.
backflow protection device on the user side of the water meter to be in
compliance with City of Tigard materials,construction,and testing See the landscape plans for trees to be retained matte and for tree protection measures. STREETS
requirements and details. Street and sidewalk construction within the SW 121st Avenue right-of-way
shall comply with the standards and practices of the City of Tigard.
The double check valve assembly shall be an Oregon State Department of
Health approved device. Utility trench backflll and pavement restoration inside the SW 121st o
Avenue right-of-way shall comply with City of Tigard standards and .P
No connection to existing water mains shall take place until the new water specifications. y
mains have been sterilized and satisfactorily tested and approved by the Pe
City. At all locations where new pavement will be placed adjacent to existing
paved areas,the existing pavement edge shall be sawcut to provide a
Public water service line excavation,pipe bedding,and backfill shall meet clean edge.
the requirements of the City of Tigard.
The access to this property is via a joint driveway and shared access drive
SANITARY SEWER NOTES along the south boundary of the site,roughly straddling the south
Sewer construction,materials,testing,and inspection including trench property line. A minimum 20'paved shared access is required to comply -
bedding and backfill shall comply with the requirements of the City of with City standards. These construction drawings assume that PO'
and Clean Water Services. development currently proposed on the parcel to the south of this site will
p
d prior to or concurrently with
121st Avenue
s 4
Sanitary sewer lateral shall be 4"in size,installed at a minimum slope of dery opment. Construction drawings foe the sib to the southghave been %* /
jf54807
0.02 ftift. submitted to the City of Tigard and those drawings detail proposed shared e
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access drive construction as well as stormwater facilities to provide
Materials for sanitary sewer pipe shall be PVC pipe conforming to ASTM treatment and flow control for the runoff from the portion of the shared i tfF 3,�tP o
D3034 SDR35 unless otherwise approved. access drive south of the shared property boundary. If the adjacent �F f
development is not constructed prior to this site,appropriate access W J'�22AP
easements will be required such that the full required 20'shared access (RENEWS:5/3021
and associated stormwater facilities can be constructed with this project.
Project No.3049
char r. H:N/A
V:N/A
DESIGN®BY: MO
DRAFTED BY: RIS
REVIEWED BY: AID
02
16
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NOTES: FOR FURTHER INFORMATION FOR FURTHER INFORMATION W
ON DESIGN CRITERIA SEE O!DESIGN OOTEIBA SEE 40 UJ
m L WHEN RAINFALL AND RUNOFF OCCURS,A KNOWLEDGEABLE AND EXPERIENCED PERSON IN THE PRINCIPLES,PRACTICES, CHAPTER 4 OF CLEAN WATER CHAPTER 4 OF MEAN WATER Z
INSTALLATION,AND MAINTENANCE OF EROSION AND SEDIMENT CONTROLS WHO WORKS FOR TIE PERMITTEE MUST PROVIDE DRAY SERVICES EROSION PREVENTION SERVICES EROSION PREVENTION ///'` SFC'VO r^
INSPECTIONS Of THE EROSION AND SEDIMENT CONTROLS AND DISCHARGE OUTEAUS. AND SEDIMENT CONTROL AND SEDIMENT CONTROL -
PLANING AND DESIGN MANUAL. PLANNING AND DESIGN MANUAL. ,{( V
2 CONSTRUCTION ACTT/TRIES MUST AVOID OR MINIMIZE ECCAVATION AND CREATION OF BARE GROUND FROM OCTOBER I THROUGH i '- ,. 3A,
MAT 315E EACH YEAR. �.rQ •'.'4 z
•Mr3.DURING WET WEATHER PERIOD,TEMPORARY STABILIZATION OF THE SITE MUST OCCUR AT THE EFT OF EACH WORK DAY. _wSV' •'-i.''F 4'O]�, W
C4 ..0.r.a: •E4tE'
4,SEDIMENTDU CONTINGCONTRS UST BECONSTRUCTION.
ITHEY M MAINTAINED ONALLDOWN NTVEGETATIO OR E OTHER
RUCTON RMNENT E AT RLL EIA •• ;.�•:, p._
EXPOS D SOIL
IS
BUSHED. THEY MUST REMAIN IN PLACE UNTIL PERMANENT VEGETATION OR OTHER PERMANENT COVERING OF , �•:�!j... N
EXPOSED SO0.KESTMl6XED. � l•.
S.ALL ACTIVE INLETS MUST HAVE SEDIMENTCONTROLS INSTALLED AND MAINTAINED AT ALL TIMES DURING CONSTRUCTION. / 1, ' " " d' i.A'•' J
6.SITE AND IT AMOUNTS OF SEDIMENT THAT THEEAVES THE USE OFMUST EEMENFED UP EASE MUSNIOURS OUND ND AND PLACED TECA ONDFRO THE / ♦.. AA,�..
CL
SITE AND A UREDORP THE Y DISCHARGE DISPOSED.
WITHIGLEEOTHESE URS.AYINSTEMA CLEALPOFSDP PREVENTED BE
CAUSING A RECURRENCE OF THE DISCHARGE WITHIN THE SAME 24 FIDURS.ANY INSTREAM CLEAN W OF SEDIMENT SHALL BE 0... !.,R•,4:
MIN MUM 12'OVERLAP
PREFORMED ACCORDING TO THE OREGON DEPARTMENT O STATE LANDS REQUIRED TIME FRAME. O SEAMS. 44�` �VV.
].SEDIMENT MUST NOT BE INTENTIONALLY WASHED INTO STORM SEWERS,DRAINAGE WAYS,OR WATER BODIES. SEE NOTE 5 FOR APPROVED ROCK 430�R•,VI OF IC' •'
B.SEDIMENT MUST BE REMOVED THECOIR NE ALL SEDIMENT CONTROL MFeM+INS WHEN TT HAS IRAC1EDA XEgNTO1/3-HID THE WE NOTE N0.3 I"
BARRIER HEIGHT AND PRIOR TO THE CONTROL MEASURES REMOVAL. P SUBOIADE REINFDR(F4ENT 4
9.CLEANING OF ALL STRUCTURES WITH SUMPS MUST OCCUR WHEN THE SEDIMENT RETENTION CAPACITY HAS BEEN REDUCED BY 50% �� GEOTEXTILE,AS REWIRED t¢
AND AT COMPLETION Of PROJECT, r MN.
10.ANY USE O TOXIC OR OTHER HAZARDOUS EATERIES MUST INCLUDE PROPER STORAGE,APPLICATION,AND DISPOSAL. 478 �� WIETH `
11.THE PERMITTEE MUST PROPERLY MANAGE HAZARDOUS WASTES,USED OILS,CONTAMINATED SOILS,CONCRETE WASTE,SANITARY
WASTE,UQUID WASTE,OR OTHER TOXIC SUBSTANCES DISCOVERED OR GENERATED DURING CONSTRUCTION. -
12.THE APPLICATION RATE OF FFRTIUZERS USED TO REESTABLISH VEGETATION MUST FOLLOW MANUFACTURER'S RECOMMENDATIONS. f BRAWL COIIS1M3ClI0N
NUTRIENT RELEASES FROM FERTILIZERS TO SURFACE WATERS MUST BE MINMIZDD.TIME RELEASE FERTILIZERS SHOULD BE USED AND ENIRMICE CURB RAMP -
CARE SHOULD BE MADE IN APPLICATION O FERTILIZERS WITHIN ANY WATER WAY RIPARIAN ZONE.
13.OWNER OR DESIGNATED PERSON SHALL BE RESPONSIBLE FOR PROPER INSTALLATION AND MAINTENANCE OF ALL EROSION AND liariaailliigliX .,T.1 -PAVEMENT t-
SEDIMENTCONTROLMEASURES,IN ACCORDANCE WITH CURRENT CLEAN WATER SERVICES STANDARDS AND STATE,AND FEDERAL :'
REGULATIONS, :.... .: :.:,! M 11. -t
14.PRIOR TO ANY LAID DISTURBING ACTMEE&THE BOUNDARIES OF THE WARNS OMITS,VEGETATED BUFFERS,AND ANY SENSITNf .011=1=U-..'�: ".'. !. _ - -?
AREAS SHOWN ON THIS PLAN SHALL BE CLEARLY DELINEATED IN THE FIELD.UNLESS OTHERWISE APPROVED,NO DISTURBANCE K ,II-1f=..I1=I1=11.11=11 - 117-11.. %�%�.%�%%>%%.%%//•/%///% L •�.. ..' :.` ?. -
PERMITTEDBEYONDTHECLEARINGLIMIRTHEOWNER/PERMTTU MUST MAINTAIN THE DELINEATION FOR THE DURATION O THE �.II�FII.'111111 EQUAL .1LII.11�I11=111I11.1111BI1111111111T1.11IIE11'E11,i11;11.11111.11N.11111111..1111111111.ILI1J1.1(II.'III.-I1' \\%%%%\\%%\\%%%%%%%%%%\%%\\%%%%%„1 ^.'"'A YE". '_ _2'
15.PPROJECT.NOTE RIOR TO ANY IITGETATED AND Ki1MBINGCORRIDORS
ACTUTSIFSgTHE EEBMRTHATT M WITH
usT ALLEORUCTION ARE CVAVEL VIFENCE
ORALKTKNT[MMNCE, ••_••-••_FI_N_u-n-u_Il=tl 11-11=11.=11-11.=11=II=IIACI -,•• ,\\ %%\O%\\%%O%%O%%O%%`\%%``��0��•.
PERIMETER SEDIMENT CONTROL AND IIEET PROTECTION.THESE MAPS MUST BE MAINTAINED FOR THE DURATION O THE PROTECT. , M
IS IF VEGETATIVE SEED MIXES ME SPECIFED,SEEDING MUST TAKE PLACE NO LATER THAN SEPTEMBER 1ST;THE TYPE AND PERCENTAGES
OFSEED IN THE MIX ARE ASIDENTIFIED ON THE PLANS OR AS SPECIFIED BY THE DESIGN ENGINEER PLASTIC SHEETING
17.WATERTIGHT TRUCKS MUST BE USED TO TRANSPORT SATURATED SOILS FROM THE CONSTRUCTION SITE.AN APPROVED EQUIVALENT NOTES T.
IS TO DRAIN THE SOIL ON SITE AT A DESIGNATED LOCATION USING APPROPRIATE BMPS;SOIL MUST BE DRAINED SUFFgENNY FOR I. THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION THAT BILL PREVENT TRACKING OR FLOWING •
MINIMAL SPILLAGE- r1 R 1
OF SEDIMENT ONTO PUBLIC RIGHT-OF-WAYS.THIS MAY REWIRE TOP DRESSING,REPAIR AND/OR 1�1�iVl -
18.ALL PUMPING OF SEDIMENT LADEN WATER MUST BE DISCHARGED OVER AN UNDISTURBED,PREFERABLY VEGETATED AREA,AND CLEAN OUT OF ANY MEASURES USED TO TRAP SEDIMENT.
THROUGH A SEDIMENT CONTROL IMP II.E.RUES BAG). 2 WHEN NECESSARY.WHEELS SHALL BE CLEANED PRIOR TO ENTRANCE ONTO PUBLIC RIGHT-OF-WAY.
19,THE ESC PLAN MUST BE KEPT ONSITE.ALL MEASURES SHOWN ON THE PUN MUST BE INSTALLED PROPERLY TO ENSURE THAT NOTES: 3. WHEN WASHING IS REWIRED.IT SHALL DONE ON AN AREA STABILIZED ACTH CRUSHED STONE
THAT DRAINS INTO AN APPROVED SEDIMENT TRAP OR SEDIMENT BASIN.
SEDIMENT LADEN WATER DOES NOT ENTER ASALREACE WATER SYSTEM.ROADWAY,OR OTHER PROPERTIES. 4. MERE RUNOFF CONTAINING SEDIMENT LADEN WATER IS LEAWNG THE SITE VIA THE CONSTRUCTION
DO.THE ESC MEASURES SHOWN ON THIS PLAN ARE THE MINIMUM REQUIREMENTS FOR ANTIOPATED SITE CONDITIONS.DURING THE I, MINIMUM 12.OVERLAP OF ALL SEAMS REWIRED. ENTRANCE,OTHER MEASURES SHALL BE IMPLEMENTED TO DIVERT RUNOFF THROUGH AN APPROVED 1 -
CONSTRUCTION PERIOD,THESE MEASURES SHALL BE UPGRADED AS NEEDED TO MAINTAIN COMPLIANCE WITH ALL REGULATIONS, 2. PERIMETER SEDIMENT CONTROL BMA TO BE INSTALLED A MIINIMUM OF 3 FROM TOE OF FILTERING SYSTEM. T�
STOCKPILE. 5. DIMENSIONS_ O
23.WRITTEN ESC LOGS ARE SUGGESTED TO BE MAINTANED ONSITE AND AVAILABLE TO DISTRICT INSPECTORS UPON REQUEST- 3. COVERING MAINTAINED TIGHTLY IN PLACE BY USING SANDBAGS OR APPROVED EQUAL ON SINGXF FAMILY
ROPES WITH A MAXIMUM 10'GRID SPACING IN ELL DIRECTIONS.
ZZ.IN AREAS,PLASTICT TO WIND EROSION,APPROPRIATE BAPS MUST BE USED,WHICH MAY INCLUDE THE APPLICATION OF FINE WATER 20'LONG BY 20 ALOE 8 DEEP OF�•MINUS CLEAN ROCK.
SPRAYING, SHEETING,MULCHING,OR OTHER APPRWED MEASURES. 4, PLASTIC TO EXTEND MINIMUM 1'BEYOND TOE OF SLOPE. SOAMERCIA/SITE DENT)OPMENT
23.SILL EXPOSED SOILS MUST BE COVERED,AT END Of BUSINESS DAY,WRING WET WUTHER PERIOD,FROM OCTOBER 1 MAY 31 5. AS APPROPRIATE,BMP'S SHALL BE INSTALLED TO CONVEY WATER DISCHARGE FROM SO'LONG BY 20'WIDE 3-6•CLEAN ROCK,GOVERNING AUTHORITY MAY REQUIRE GEOTEXTILE _
STOCKPILE AREAS. FABRIC TO PREVENT SUB-SOIL PUMPING.
S.
STANDARD EROSION CONTROL (L)
NOTES FOR SITES LESS THAN 1 PLASTIC SHEETING CONSTRUCTION ENTRANCE
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MIN.
MOM TOE SLOPE
OVER YxY POSTS 1, SEDIMENT FENCE TO HAVE STITCHED CATCH BASIN '; l' 'L a
1 LOOPS AROUND Y x 2 POSTS STORM PIPE
2. BURY BOTTOM OF FILTER FABRIC 6• FLOW ', d
VERTICALLY BELOW FINISHED GRADE. �- IINIII.I 7, < 3
2'-6• 3. 2•x 2•RR,PINE OR STEEL FENCE :\ II E EI+ A
POSTS. _ \I\` d
4. POSTS TO BE INSTALLED ON UPHILL "-"
SIDE OF SLOPE. WT.wow I ', F HI FLOW
5. COMPACT BOTH SIDES OF AMR6• FABRIC TRENCH. 71ID;II
FILTER FABRIC 1'-B• 6. PANELS MUST BE PLACED O ' Il 111 i{ -
ACCORDING TO SPACING ON ..
MATERIAL 36' DRAWING NO.940. IIII J
WIDE ROLLS II 1 UIi, a :
PROFILE 9oili i,j; vA
.4 'V^` DITCH INLET PLAN VIEW Ir. FILTER SACK n N
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DITCH INLET
6"•overtop of bogs. 5` `Cr/
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2•_B• 'I.,? RITE FAeRc CATCH BASIN INSERT � ,fueo� �'
38'MOUE ROLLS 1
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1 1'-K" -�6. ' ' 1. ADDITIONAL MEASURES MUST BE CONSIDERED DEPENDING ON SOIL ry J,
1j TYPES. NOTE: ,277,4°
FOR HITHER INFORMATION 2. MO-ALTER BAGS SHOULD BE STAKED WHERE APPLICABLE FOR FURTHER INFORMATION 1. RECESSED CURB INLET CATCH BASINS FOR FURTHER C INFORMATION
B'MAXIMUM SPACING CN TITER C CLEAN
SEE ON DESIGN CRITERIA SEE (RENEWS:B/30121)
CENTER 4 OF CLEAN WATER USING(2)1'x2•WOODEN STARES OR APPROVED EQUAL PER BAL. ON DESIGN CRITERIA SEE MUST BE BLOCKED WI#N USING FILTER CHAPTER 4 RD CLEAN WA TER
SERVICES SEDIMENT
CONTROL
PREVENTION CHAPTERVI 4 OF CLEAN WA TER FABRIC INLET SACKS.SIZE OF FILTER SERVICES EROSION PREVENTION
FRONT VIEW AND SEDIIENt CCV RO 3. WHEN USING 30'BID-BAGS TO PROTECT A CATCH BASIN YOU SERVICES EROSION PREVENTION FABRIC INLET SACKS DBE DETERMINED AND SEDIMENT CONTROL Project No.3049
PLANNING AND DESIGN MANUAL HAVE 4 BAGS AND THEY SHALL BE OVERLAPPED BY 6•. AND SEDIMENT CONTROL BY MANUFACTURER. PLANNING AND DESIGN MANUAL, H:NIA
AND DESIGN MANUAL SCOEP' y,N/A
DESIGNED BY: AJO
SEDIMENT FENCE
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DRAWING NO. 875 -' I' DRAWING NO. 915 REVISED 10-31-19 DRAWING NO. 920 REVISED 10-31-is 08
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