|
EROSION CONTROL NOTESSTRAW WAIM DIKE CONSTRUMON
<br /> 1. THESE PLANS DEPICT APPROPRIATE MEASURES TO CONTROL EROSION ON THE SITE TO BE GRADED AS SHOWN ON THE i a d I // I SPECIFICA11QNS: ADJACENT ROLLS SHALL
<br /> PLANS THE NATIVE VEGETATION WILL BE REMOVED ONLY FROM THOSE AREAS TO BE GRADED. AREAS OUTSIDE OF AND j C�, f 1. WATTLES SHALL BE PLACED IN A ROW WITH ENDS TIGHTLY ABUT (NOTE 1)
<br /> DOWNSLOPE OF THE LIMITS OF GRADING WILL BE PROTECTED FROM SILT LADEN RUNOFF BY PERIMETER SILT FENCES AS
<br /> TIGHTLY ABUTTING.
<br /> DEPICTED ON THIS PLAN. SLOPED AREAS WHICH HAVE BEEN STRIPPED OF VEGETATION AND NEW SLOPES OVER FOUR FEET rr I f` `� / I 2. EACH WATTLE SHALL BE EMBEDDED IN THE SOIL A � � � 4" MIN 8"-10" DIA.
<br /> HIGH CREATED DURING THE GRADING OPERATION WILL BE TRACKWALKED & HYDROSEEDED. t , \ MINIMUM OF 4 INCHES. ; (NOTE 2)
<br /> 3. WATTLES SHALL HIE SECURELY ANCHORED IN PLACE ♦�
<br /> 2. ALL EROSION SEDIMENT STRUCTURES SHALL BE INSPECTED AFTER EACH RAINSTORM AND SHALL BE CLEANED OUT A5 \ BY TWO STAKES OR REBARS DRIVEN THROUGH THE
<br /> NECESSARY. \ \ �� �� WATTLES. THE FIRST STAKE IN EACH WATTLE SHALL
<br /> 3. A STABILIZED CONSTRUCTION ENTRANCE SHALL BE INSTALLED PRIOR TO COMMENCEMENT OF GRADING. THE LOCATION IS / \ i' r I BE DRIVEN TOWARD THE PREVIOUSLY LAID WATTLE \
<br /> 1 \ TO FORCE THE WATTLES TOGETHER. ,/� 4' MAX SPACING
<br /> SHOWN ON THESE PLANS. ALL CONSTRUCTION TRAFFIC ENTERING THE PAVED ROAD MUST CROSS THE ENTRANCE. / } 4. THE BIKE SHALL BE INSPECTED AFTER EACH % BETWEEN STAKES. �p !
<br /> _ / \ STORM AND REPAIR OR REPLACEMENT SHALL BE
<br /> 4. THE CONTRACTOR IS RESPONSIBLE FOR ALL ASPECTS OF EROSION CONTROL FOR THE LIFE OF THE PROJECT AND SHALL f MADE PROMPTLY AS NEEDED. THE WATTLES SHALL 1"x1" WOOD STAKE OR L; C. � 0
<br /> INSTALL AND MAINTAIN ANY DEVICES AND MEASURES NECESSARY TO THE SATISFACTION OF THE STORMWATER CONSTRUCTION p `' i' BE REMOVED ONCE THEY HAVE SERVED THEIR REBAR REQUIRED. (NOTE 3)
<br /> CONCRETE WASHOUT 1
<br /> INSPECTOR, DURING CONSTRUCTION ACTIVITIES. f �. "' =� li PURPOSE SO AS NOT TO BLOCK OR IMPEDE
<br /> STORM FLOW OR DRAINAGE. �
<br /> 5. TO MINIMIZE EROSION OF GRADED BANKS, ALL GRADED BANKS AND STOCKPILE AREAS SHALL BE HYDROSEEDED, LANDSCAPED
<br /> OR SEALED. ;; t f \ STRAW WATTLE DETAIL cr��`�°
<br /> f'a r
<br /> 6. STRAW BALES, PIECES OF WOOD, FABRIC OR OTHER SUITABLE MATERIALS SHALL BE USED TO PREVENT SEDIMENT LADEN I [ r f v. I INLET PROTECTION (TYP) � '� �` � NTS
<br /> W
<br /> RUNOFF FROM ENTERING ANY COMPLETED STORM DRAIN INLETS, THESE PROTECTION MEASURES SHALL BE MAINTAINED UNTIL fJ 1
<br /> r \
<br /> THE PROJECT IS COMPLETED. ' 4. $, � `� i y r a a o a EDGE OF PAVEMENT (LIP)
<br /> CL
<br /> ..... a
<br /> 7. WHEN TEMPORARY STRUCTURES HAVE SERVER THEIR INTENDED PURPOSE AND THE CONTRIBUTING DRAINAGEAREA HAS BEEN
<br /> r
<br /> PROPERLY STABILIZED. THE EMBANKMENT AND RESULTING SEDIMENT DEPOSITS ARE TO BE LEVELED OR OTHERWISE DISPOSED �'
<br /> \ 1 � '•� -,� � �r ^._�.sti-- ..��/ /,.� � �� � �. � } �� �,.� ;�.. _/ _ �_ -._z.s� C_ LIMITS OF CONSTRUCTION
<br /> OF BY THE CONTRACTOR AS RECOMMENDED BY THE SOILS ENGINEER. / ' / / :' `�•3. , / _ lei kl i 9Lai
<br /> ti \ ,. a.n. ' .m '� i t� / FLS FLOW
<br /> \ ;: T 0 BILIZED CONSTRUCTION ENTRANCE ....'
<br /> 8. GRADED AREAS MUST DRAIN AWAY FROM THE FACE OF SLOPES AT THE CONCLUSION OF EACH WORKING DAY. DRAINAGE �'' w \�� t '., �p
<br /> SHALL BE DIRECTED TOWARDS DRAINAGE INLETS.
<br /> 9. TEMPORARY EROSION CONTROL DEVICES SHOWN ON THIS PLAN WHICH INTERFERE WITH THE WORK SHALL BE RELOCATED ORf, 6
<br /> MODIFIED AS AND WHEN THE INSPECTOR SO DIRECTS AS THE WORK PROGRESSES. �' w w - w tr w \ i GRAVEL BAGS CATCH BASIN
<br /> ., w ,, w
<br /> \`�$• f�� f � J 2-BAGS HIGH SPILLWAY, 1 BAG HIGH
<br /> I
<br /> 10, ALL LOOSE SOIL AND DEBRIS SHALL BE REMOVED FROM THE STREET AREAS UPON STARTING OPERATIONS BY THE END OF
<br /> EACH WORKING DAY AS DIRECTED BY THE INSPECTOR. f
<br /> .. ---- ;,M- r', ' '.-'yw w .w. w tr ; ww .. tr L .w.' w•_w._trw w_e'w_tr_ w'ww�r�
<br /> TYPICAL(CAL PRO
<br /> TECTION
<br /> ON SUMP
<br /> 11. HYDROMULCHING OF SLOPES OVER 5' IN HEIGHT SHALL BE COMPLETED BETWEEN SEPTEMBER 1 AND OCTOBER 1 OF THE
<br /> YEAR IN WHICH THEY ARE CONSTRUCTED OR IMMEDIATELY AFTER THEIR CONSTRUCTION IF THEY ARE COMPLETED AFTER
<br /> ...__t,(l / �"w ' "y " � p w V w ^` ✓ ter. � :� �` \.._ ....__ �_ _. _.- ,.... _- -. - ._..._4.0- _..._ ....� \. � II
<br /> OCTOBER 1ST, APPLICATION RATES SHALL BE AS FOLLOWS AS REQUIRED BY SAN JOAQUIN COUNTY: tr w ';^ w �' - -+.s- - - - - , __. EDGE OF PAVEMENT (LIP o
<br /> /:••x� LIMITS OF CONSTRUCTION
<br /> tr W w fl
<br /> '
<br /> HYDROSEED MIX: _ '� tr r(w w \ W ♦--
<br /> BOTANICAL NAME (COMMON NAME MIN. % PURITY MIN. % GERMINATION LIBACRE r :, w w w w w wl:.y w w tl
<br /> ARISTIDA TERNIPES VAR. HAMULOSA (THREE-AWN) 90% 85% 2 ( ;(i w waw w w tr w w y ` W STRAW WATTLE FLOW FLOW
<br /> BROMUS CARINATUS (CALIFORNIA BROME) 90% 85% 2
<br /> f 30 15 0 30
<br /> w ww_ tr. w w
<br /> ELYMUS GLAUCUS (BLUE WILD RYE) 90% 85% 4NEEL-
<br /> W` tr tr www` V �
<br /> � CATCH BAS" IN30ELYMUS TRACHYCAULUS SSP.
<br /> SPILLWAY, 1 BAG HIGH GRAVEL BAGS
<br /> TRACHYCAULUS (SLENDER WHEATGRASS) 90% 85% 3
<br /> 2-BAGS HIGH
<br /> MELICA CALIFORNICA (CALIFORNIA ONION GRASS) 90% 85% 2 �' : tr y w tr w w _ ° w ` w . L w ' .w�. ' N ? r '' TYPICAL PROTECTION FOR INLET ON GRADE
<br /> w r �
<br /> y T. 1 NTSMUHLENBERGIA RIGENS (DEER GRASS) 90% 85% 4 LEGEND
<br /> 85% ZI1{FOOTHILL NEEDLEGRSS) 90% 6NASSELLA LEPIDA
<br /> NOTES:
<br /> 1. INTENDED FOR SHORT-TERM USE.
<br /> TRIFOLIUM HIRTUM ('HYKON' ROSE CLOVER) 90% 85% 10BU/Z� h j�jr/f ;/� TEMPORARY STABILIZED CONSTRUCTION ENTRANCE 2. USE TO INHIBIT NON-STORM WATER FLOW. Q
<br /> ILIiOR :. (SEE DETAIL A ON SHEET C4.1) TO BE 3. ALLOW FOR PROPER MAINTENANCE AND CLEAN UP.
<br /> CELLULOSE FIBER MULCH 2O00 , i 's / ` I I 4 DETERMINED BY CONTRACTOR IN FIELD AND 4. BAGS MUST BE REMOVED AFTER ADJACENT OPERATION IS COMPLETED.
<br /> CONSTRUCTION jr INSTALLED IF TRACK OUT OCCURS. 5. NOT APPLICABLE IN AREAS WITH HIGH SILTS AND CLAYS WITHOUT FILTER FABRIC. 0
<br /> ORGANIC BINDER WITH HYDROSEED SLURRY 5D �/ _._ '�- ' U.
<br /> �! ^ s.o- -- / ! E I� STRAW WATTLE (SEE DETAIL "B" ON SHEET C4.1) DI PROTECTION TYPE _3 GR&L BAG
<br /> 16-20-0-S FERTILIZER 300 �/ �(f
<br /> �µs m } r' r INLET PROTECTION SEE DETAILS "C", "D", AND Q
<br /> / r j „ „ THE GRAVEL BAG BARRIER (TYPE 3) IS SHOWN IN THE FIGURES. FLOW FROM A SEVERE STORM SHOULD NOT OVERTOP THE CURB. IN AREAS OF
<br /> 12. WHEN DIRECTED BY THE INSPECTOR, A 12-INCH BERM SHALL BE MAINTAINED ALONG THE TOP OF THE SLOPE OF THOSE . - /} ! ` I i i E ON SHEET C4.1� SHALL BE PLACED AROUND HIGH CLAY AND SILTS, USE FILTER FABRIC ANp GRAVEL AS ADDITIONAL FILTER MEDIA. GRAVEL BAGS SHOULD BE USED DUE TO THEIR HIGH ■+
<br /> FILLS ON WHICH GRADING IS NOT IN PROGRESS. -' _ s.a-- i I ALL CATCH BASINS WITHIN THE PROJECT DRAINAGE
<br /> I j J LIMITS; INCLUDING BUT NOT LIMITED TO ALL PERMEABILITY. Z
<br /> 13, STAND-BY CREWS SHALL BE ALERTED BY THE PERMITTEE OR CONTRACTOR FOR EMERGENCY WORK DURING RAINSTORMS. ,�" - �� r ` a r LANDSCAPE DRAINAGE. ALSO, INLET PROTECTION •�
<br /> 1. USE SAND BAG MADE OF GEOTI XTILE FABRIC (NOT BURLAP) AND FILL WITH 0.75 IN. ROCK OR 0.25 IN. PEA GRAVEL.
<br /> SHALL BE PLACED AT THE FIRST INLET 41
<br /> t ( { \ 2. CONSTRUCT ON GENTLY SLOPING STREET.
<br /> 14. SEWER OR STORM DRAIN TRENCHES THAT DRAIN THROUGH BASIN DIKES SHALL BE PLUGGED WITH SANDBAGS FROM TOP OF - � 4 > \ '.j DOWNSTREAM FROM THE PROJECT SITE (IN EITHER
<br /> PIPE TO TOP OF DIKE. -� `- 1 s:' DIRECTION). 3. LEAVE ROOM UPSTREAM OF BARRIER FOR WATER TO POND AND SEDIMENT TO SETTLE. a
<br /> ! 4. PLACE SEVERAL LAYERS OF SAND BAGS - OVERLAPPING THE BAGS AND PACKING THEM TIGHTLY TOGETHER. 4
<br /> as µ .I .. ,� 5. LEAVE GAP OF ONE BAG ON THE TOP ROW TO SERVE AS A SPILLWAY. FLOW FROM A SEVERE STORM E G 10 YEAR STORMMUM
<br /> 15. ALL UTILITY TRENCHES SHALL BE BLOCKED WHEN DIRECTED BY THE DESIGN ENGINEER AT THE PRESCRIBED INTERVALS FROM - $ - ' ( CONCRETE WASHOUT AREA (SEE DETAIL F ON ( •. ) SHOULD NOT J
<br /> INLET PROTECTION (TYP)..: ..' OVERTOP THE CURB. Z
<br /> THE BOTTOM TO TOP WITH DOUBLE ROW OF SANDBAGS PRIOR TO BACKFILL, SANDBAGS ARE TO BE PLACED WITH ALTERNATE �/ �/ dXISTING SHEET C4.1) W
<br /> 6, THIS DETAIL IS TO BE USED ON EXISTING STREETS WHERE SILTED FLOW IS TO BE INTERCEPTED CAUGHT PRIOR TO ENTERING THE STORM 0 ui
<br /> HEADER AND STRETCHER COURSES. THE INTERVALS PRESCRIBED BETWEEN SANDBAG BLOCKING SHALL DEPEND ON THE 1 f' BUILDING ( )
<br /> SLOPE OF THE GROUND SURFACE, BUT NOT TO EXCEED THE FOLLOWING: ; : t rr/ I DRAIN SYSTEM. SANDBAGS CAN ALSO BE USED WHEN THE ROUGH GRADED STREETS HAVE POURED INPLACE CONCRETE SURROUNDING THE ,ac
<br /> INLET TO CREATE ,A "FLOW LINE" WHERE A DAM CAN BE ACHIEVED TO PROTECT THE STORM SYSTEM FROM THE INFLOW OF SEDIMENT.
<br /> CL
<br /> GRADE OF GROUND SURFACE OR STREET INTERVAL
<br /> LESS THAN 2% AS REQUIRED � � W
<br /> LE TO 4% AS FEET MP Y T I ICONSTRUCTION V- 1 I PROTECTION TYPE S 0 Z Q
<br /> 4% TO 10% 50 FEET DESIGN AND CONSTRUCTION SPECIFICATIONS: TS
<br /> OVER 10% 25 FEET 1. THE TEMPORARY STABILIZED CONSTRUCTION ENTRANCE SHALL BE CONSTRUCTED IN STRICT ACCORDANCE WITH THE PLANS AND SPECIFICATIONS OF THE LATEST EDITION OF THE CALIFORNIA
<br /> STORMWATER HANDBOOK, DETAIL TC-1. WHERE THERE IS A DISCREPANCY BETWEEN THIS DETAIL AND THE CALIFORNIA STORMWATER HANDBOOK, THE HANDBOOK SHALL GOVERN. 14" MIN Z � N
<br /> 16. PROVIDE VELOCITY CHECK DAMS IN ALL UNPAVED STREET AREAS AT THE INTERVALS INDICATED ABOVE. VELOCITY CHECK DAMS 2. CONTRACTOR SHALL CONSTRUCT A STABILIZED CONSTRUCTION ENTRANCE AT EACH ENTRANCE TO THE PROJECT SITE AND SHALL BE CONSTRUCTED ON LEVEL GROUND. I�-�I STRAW BALES
<br /> LIM
<br /> MAY BE CONSTRUCTED OF SANDBAGS, TIMBER, OR OTHER EROSION RESISTANT MATERIALS APPROVED BY THE INSPECTOR, 3. THE MATERIAL FOR CONSTRUCTION OF THE PAD SHALL BE 3 TO 6 INCH DIA. STONE. I I J
<br /> AND SHALL EXTEND COMPLETELY ACROSS THE STREET OR CHANNEL AT RIGHT ANGLES TO THE CENTERLINE. EARTH DIKES 4. THE THICKNESS FOR THE PAD SHALL NOT BE LESS THAN 12 INCHES OR AS RECOMMENDED BY SOILS ENGINEER. ! - - ---
<br /> MAY NOT BE USED AS VELOCITY CHECK DAMS. 5. THE WIDTH OF THE PAD SHALL NOT BE LESS THAN 30' OR THE FULL WIDTH OF ALL POINTS OF INGRESS OR EGRESS, WHICHEVER IS GREATER. VL 0
<br /> ! -
<br /> 6. THE LENGTH OF TFHE PAD SHALL BE AS REQUIRED, BUT NOT LESS THAN 50 FEET. i� I ca O WU
<br /> 17. AFTER SEWER AND UTILITY TRENCHES ARE BACKFILLED AND COMPACTED, THE SURFACES OVER SUCH TRENCHES SHALL BE 7. THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION THAT WILL PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO PUBLIC RIGHT-OF-WAY. THIS MAY REQUIRE PERIODIC TOP DRESSING WITH o I li I I I A I A STRAW BALES z 0 Z
<br /> MOUNDED SLIGHTLY TO PREVENT CHANNELING OF WATER IN THE TRENCH AREA. CARE SHOULD BE EXERCISED TO PROVIDE ADDITIONAL STONE AS CONDITIONS DEMAND, AND REPAIR AND/OR CLEAN OUT ANY MEASURES USED TO TRAP SEDIMENT. ALL SEDIMENT SPILLED, DROPPED, WASHED OR TRACKED ONTO PUBLIC U) i!II iI R , a
<br /> FOR CROSS-FLOW AT FREQUENT INTERVALS WHERE TRENCHES ARE NOT ON THE CENTERLINE OF A CROWNED STREET. RIGHT-OF-WAY SHALL BE REMOVED IMMEDIATELY. W
<br /> REMOVE ALL CHECK DAMS PRIOR TO BACKFILL. I�I l l I ! °O 60 MIL POLYETHYLENE
<br /> 8. WHEN NECESSARY,, WHEELS SHALL BE CLEANED TO REMOVE SEDIMENT PRIOR TO ENTRANCE ONTO PUBLIC RIGHT-OF-WAY. WHEN WASHING IS REQUIRED, IT SHALL BE DONE ON AN AREA b IIS II I I
<br /> STABILIZED WITH CRUSHED STONE THAT DRAINS INTO AN APPROVED SEDIMENT TRAP, SEDIMENT BASIN, OR SEDIMENT SWALE. ALL SEDIMENT SHALL BE PREVENTED FROM ENTERING ANY STORMtit - i Z
<br /> 18. TO CONTROL SEDIMENT ENTERING FIELD INLETS, PLACE TWO STRAW BALES IN THE CONCRETE V-DITCH AT THE SIDE OPENING DRAIN, DITCH, OR WATERCOURSE THROUGH USE OF GRAVEL BAGS, GRAVEL, BOARDS, OR OTHER APPROVED METHODS.
<br /> OF THE FIELD INLET AT THE LOCATIONS SHOWN ON THIS PLAN. 9. CONTRACTOR TO REMOVE AND DISPOSE OF STABILIZED CONSTRUCTION ENTRANCE UPON COMPLETION OF CONSTRUCTION. 2" X 2" STAKES OR #4
<br /> 10. CONSTRUCTION AND MAINTENANCE SHALL BE IN ACCORDANCE WITH THE 2003 CALIFORNIA STORMWATER BMP HANDBOOK. SII I I 36" MIN =1 I! J-BARS 2 PER BALE (TYP)
<br /> 19. EXCEPT AS OTHERWISE DIRECTED BY THE INSPECTOR, ALL DEVICES SHOWN SHALL BE IN PLACE THROUGHOUT THE DURATION ! � `� SECTION A-A
<br /> OF THE PROJECT OR WHEN DIRECTED BY THE INSPECTOR. TEMPORARY STABILIZED CONSTRUCTION ENTRANCECONCRETE
<br /> v
<br /> A NTS --- - - ---BALE CONFlGURATION 0
<br /> 20. ALL BASINS AND CHECK DAMS SHALL HAVE BEEN PUMPED DRY, AND ALL DEBRIS AND SILT REMOVED WITHIN 24 HOURS 10' MIN 10' MIN WASHOUT
<br /> AREA
<br /> AFTER EACH STORM. `" N
<br /> 21. SANDBAGS SHALL BE STOCKPILED ON-SITE, SEDIMENT TRAPPING I I SEDIMENT TRAPPING I I
<br /> READY TO BE PLACED IN POSITION WHEN RAIN FORECAST 15 40 ? z
<br /> / SUMP 1 5' / SUMP 1.5' SIGN
<br /> 22. EXPOSED SLOPES SHALL BE PROTECTED BY VEGETATION COVER OR FABRIC COVER AS APPROVED BY THE COUNTY ENGINEER. , ���� DEEP DEEP CORRUGATED STEEL PANELS z
<br /> 23. WHEN PAD ELEVATION OF ADJACENT LOTS OR ELEVATION BETWEEN STREET AND LOT ARE SEPARATED BY MORE THAN 6 FEET, I O v WIDTH AS REQUIRED I O U WIDTH AS REQUIRED
<br /> `L I GRADE TO DRAIN TO ACCOMMODATE I `V H I GRADE TO DRAIN c
<br /> A MINIMUM 12" BERM SHALL BE MAINTAINED ALONG THE PROPERTY LINE SEPARATING THE LOTS, AND THE BERM SHALL ca I TO ACCOMMODATE
<br /> I TO SUMP ANTICIPATED TRAFFIC I TO SUMP F..� , o N
<br /> DIRECT THE WATER TO THE OUTLET. VELOCITY CHECK DAMS SHALL BE INSTALLED BETWEEN THE OUTLET ON THE LOT AND I > I ANTICIPATED TRAFFIC
<br /> THE STREET. � �y A I �� A �` �� Z
<br /> 24. ALL EROSION CONTROL MEASURES SHALL BE IN COMPLIANCE WITH THE LATEST EDITION OF THE CASQA BMP HANDBOOK FOR 0 z j z ------------
<br /> CONSTRUCTION.
<br /> I
<br /> Q i ISI I�III -
<br /> 25. ALL FINISHED PADS SHALL BE PROTECTED.
<br /> CD I W Lo
<br /> 26. THE FOLLOWING PLANS ARE ACCURATE FOR EROSION CONTROL PURPOSES ONLY. z I z
<br /> A I �_ 24 MIN A THIS SECTION REMOVED FOR GRAPHICAL W
<br /> 27. THE INFORMATION ON THIS PLAN IS INTENDED TO BE USED AS A GUIDELINE FOR THE CONTRACTOR AND SUBCONTRACTORS x I W I s N
<br /> w I I 13 REPRESENTATION ONLY. STRAW BALE w
<br /> TO COMPLY WITH THE REQUIREMENTS OF THE STATE WATER RESOURCES CONTROL BOARD. FIELD CONDITIONS MAY I ERM 8" HEIGHT I PERIMETER SHALL BE CONTINUOUS.
<br /> NECESSITATE MODIFICATIONS TO THIS PLAN. I N N
<br /> W MATCH EXISTING GRADE BY 36" WIDTH MATCH EXISTING GRADE
<br /> 28. NO ONSITE FUELING SHALL TAKE PLACE.
<br /> 50'i MIN 50 MIN
<br /> I NOTES
<br /> N , ,
<br /> 29. SEAL OR SKIRT BETWEEN TRAILER & GRADING TO PREVENT EXPOSURE TO DRAIN. OR FOUR TIMES THE CIRCUMFERENCE OF THE LARGEST DR FOUR TIMES THE CIRCUMFERENCE OF THE LARGEST 1. FACE SIGN TOWARD NEAREST STREET OR ACCESS POINT.
<br /> CONSTRUCTION VEHICLE TIRE, WHICHEVER IS GREATER CONSTRUCTION VEHICLE TIRE, WHICHEVER IS GREATER 2. CONCRETEWASHOUT SHALL BE LOCATED BEHIND THE CURB AND 50 FEET MINIMUM FROM DRAINAGE INLETS OR WATERCOURSES,
<br /> 30. STRAW WATTLES INSTALLED ON A SLOPE SHALL CONFORM TO THE GUIDELINES SPECIFIED BY THE UNITED STATES 3. CONTRACTOR SHALL CONDUCT ALL CONCRETE WASHOUT OFF-SITE.
<br /> ENVIRONMENTAL PROTECTION AGENCY NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM BEST MANAGEMENT PRACTICES. NOTE: NOTE: 4. WASH OUT SHALL BE CONSTRUCTED PER CASQA BMP MEASURES OR EQUIVALENT.
<br /> 31. EROSION RESISTANT VEGETATION SHOULD BE MAINTAINED ON THE FACE OF ALL SLOPES. CONSTRUCT SEDIMENT BARRIER AND CHANNELIZE CONSTRUCT SEDIMENT BARRIER AND CHANNELIZE JOB 19-243
<br /> RUNOFF TO SEDIMENT TRAPPING DEVICE RUNOFF TO SEDIMENT TRAPPING DEVICE F CONCRETE WASHOUT DATE: 08/16/2019
<br /> m 32. CONTRACTOR SHALL REFER TO THE PROJECT STORM WATER POLLUTION PLAN (SWPPP) FOR ALL PRE AND POST ♦ ALAN (o NTS 1 PLAN OPTION 2 NTS SCALE: AS SHOWN
<br /> CONSTRUCTION EROSION CONTROL MEASURES AND BEST MANAGEMENT PRACTICES (BMPS). A A _, T . ,...._..,.,.. -_ NTS DRAWN: CRW
<br /> DESIGN: CRW
<br /> 33. ALL BASINS SHALL BE HYDROSEEDED IN ACCORDANCE TO THE PROJECT SWPPP. CRUSHED AGGREGATE GREATER CHK D: JPE
<br /> CRUSHED AGGREGATE GREATER CORRUGATED STEEL PANELS
<br /> THAN 3" BUT SMALLER THAN 6" THAN 3" BUT SMALLER THAN 6" SHEET
<br /> c 34. CONTRACTOR SHALL INSTALL DRAIN INLET PROTECTION FOR ALL CATCH BASINS LOCATED IN THE VICINITY OF WORK. THIS 3% OR FLATTER FABRIC FILTER
<br /> INCLUDES ANY ON-SITE CATCH BASINS LOCATED IN THE PARKING LOT. TAPER EDGES 3% OR FLATTER FABRIC FILTER NUMBER
<br /> AT 1:1 SLOPIE
<br /> 35. CONTRACTOR SHALL ENSURE THAT CONSTRUCTION ACTIVITIES b0 NOT DEPOSIT SEDIMENT ONTO THE PARKING LOT.
<br /> 12" MIN, (UNLESS ORIGINAL GRADE 12 MIN, UNLESS OTHERWISE ORIGINAL GRADE
<br /> 36. CONTRACTOR SHALL USE STREET SWEEPING OR OTHER DRY SWEEPING METHOD, AS NECESSARY, TO REMOVE OTHERWISE SPIECIFIEp SPECIFIED BY A SOILS ENGINEER
<br /> Q CONSTRUCTION-RELATED SEDIMENT FROM PAVEMENT IN THE PROJECT AREA PARKING LOT. BY A SOILS ENJGINEER SECTION A*A SECTION " C4ml
<br /> L,J <
<br /> o 0 37. CONTRACTOR SHALL SCHEDULE WORK FOR DRY-WEATHER DAYS WHEN NO RAIN IS IN THE IMMEDIATE FORECAST. NTS NTS
<br /> �, COPYRIGHT 0 2019 NORTHSTAR ENGINEERING GROUP, INC
<br />
|