Loading...
003 o CD GRAPHIC SCALE J x X/ CL 777777 � v) ND: E & S PLAN LEG 80 60 40 20 0 80 160 320 zZ X (IN FEET) 1 INCH 80 FT. jz DENOTES STABILIZED CONSTRUCTION ENTRANCE ------ - -------------- r% Ld F rpvw%�UIIIIT� X-aAft A� CL DENOTES TOPSOIL STOCKPILE AREA SOIL RESTORATION: I MANUAL, AS PER CHAPTER 5 OF THE NEW YORK STATE STORMWATER MANAGEMENT DESIGN M SOIL RESTORATION IS REQUIRED ON THIS SITE IN ALL NON-IMPERVIOUS AREAS ONCE FINAL BE AERATED SUBGRADE ELEVATION IS ACHIEVED. IN AREAS OF CUT OR FILL THE SOILS SHALL DENOTES CONSTRUCTION STAGING AREA AND 6 INCHES OF TOPSOIL SHALL BE APPLIED. IN AREAS OF HEAVY CONSTRUCTION TRAFFIC WITHIN 5 FEET OF 1 i I (ESPECIALLY IN AREAS 5 TO 25 FEET FROM BUILDING, BUT NOT FOUNDATION WALLS) THE FOLLOWING RESTORATION MUST BE APPLIED: ---------- DENOTES CONCRETE WASHOUT 1. APPLY 3 INCHES OF COMPOST OVER SUBSOIL. 2.TILL COMPOST INTO SUBSOIL TO A DEPTH OF AT LEAST 12 INCHES USING A CAT-MOUNTED cf) DENOTES SILT FENCE (REINFORCED) RIPPER, TRACTOR-MOUNTED DISC, OR TILLER, MIXING, AND CIRCULATING AIR AND COMPOST 7-w/. i <...... INTO SOIL. N ei -4 3.ROCK PICK UNTIL UPLIFTED STONE ROCK MATERIALS OF 4 INCHES AND LARGER SIZE ARE DENOTES CHECK DAM Zr. A- co CLEANED OFF THE SITE. DENOTES EROSION CONTROL BLANKET 4.APPLY TOPSOIL TO A DEPTH OF 6 INCHES X ...... 00 ---------- 5.VEGETATE AS REQUIRED BY APPROVED PLAN. DENOTES CATCH BASIN BARRIER PHA 1 ------------- t I V, SPILLS FOR ANY CHEMICAL OR PETROLEUM 0- < CALL NYSDEC SPILL HOTLINE -7362 1 -800-457 0 MAINTENANCE AND EROSION AND SEDIMENT CONTROL AND STABILIZATION MEASURES, MA V, LL \ \ \"� ( XIi INSPECTION PRACTICES: CONSTRUCTION: SITE DURING 1. THE FOLLOWING IS A LIST OF EROSION AND SEDIMENT CONTROLS TO BE USED ON THIS A) STABILIZATION PRACTICES FOR THIS SITE INCLUDE: V\ LAND CLEARING ACTIVITIES SHALL BE DONE ONLY IN AREAS WHERE EARTHWORK WILL BE PERFORMED AND SHALL PROGRESS As X\ ------------ .......... EARTHWORK IS NEEDED 0 I DURING CONSTRUCTION. ......:::� FREQUENT WATERING OF EXCAVATION AND FILL AREAS TO MINIMIZE WIND EROSION • USE OF STABILIZATION FABRIC FOR ALL SLOPES HAVING A SLOPE OF 1V:2H OR GREATER AND FILL SLOPES 1V:3H OR GREATER. HA TING OF ALL UNPAVED AREAS USING THE HYDROMULCHING GRASS SEEDING TECHNIQUE. PERMANENT SEEDING AND PLAN 8) STRUCTURAL PRACTICES FOR THIS SITE INCLUDE: ................. SILT FENCES ....... PERIMETER PROTECTION USING try ............... -----------............ INLET PROTECTION AND OUTLET PROTECTION USING SILT FENCES .......... ................ STORM SEWER, CURBS AND GUTTERS STABILIZED CONSTRUCTION EXIT POINTS ...... • STORMWATER DETENTION PONDS (WHICH MAY ALSO SERVE AS A TEMPORARY SEDIMENT BASIN) ......... um ui 2. THE FOLLOWING INSPECTION AND MAINTENANCE PRACTICES WILL BE USED TO MAINTAIN EROSION AND SEDIMENT CONTROLS AND STABILIZATION MEASURES: A) ALL CONTROL MEASURES WILL BE INSPECTED AT LEAST WEEKLY. B) ALL MEASURES WILL BE MAINTAINED IN GOOD WORKING ORDER; IF REPAIRS ARE FOUND TO BE NECESSARY, THEY WILL BE INITIATED 0 WITHIN 24 HOURS OF REPORT. AS REACHED ONE 7� -THIRD THE HEIGHT OF C) BUILT UP SEDIMENT WILL BE REMOVED FROM SILT FENCES STRAW BARRIERS WHEN IT H THE FENCE. .......... ui f t EARS, ETC., TO SEE IF THE FABRIC IS SECURELY 2 D) SILT FENCES / STRAW BARRIERS WILL BE INSPECTED FOR DEPTH OF SEDIMENT, T \Ibll HASEj ATTACHED TO THE FENCE POSTS, AND TO SEE THAT THE FENCE POSTS ARE SECURELY IN THE GROUND. z AND BUILT UP SEDIMENT WILL BE REMOVED WHEN E) THE SEDIMENT BASIN, IF PRESENT, WILL BE INSPECTED FOR DEPTH OF SEDIMENT, II IT REACHES 50 PERCENT OF THE DESIGN CAPACITY. HASE U) F) TEMPORARY AND PERMANENT SEEDING AND ALL OTHER STABILIZATION MEASURES WILL BE INSPECTED FOR BARE SPOTS, WASHOUTS, o z AND HEALTHY GROWTH. G) A MAINTENANCE INSPECTION REPORT WILL BE MADE AFTER EACH INSPECTION. COPIES OF THE REPORT FORMS TO BE COMPLETED BY w z THE INSPECTOR ARE INCLUDED IN THIS SWPPP. ry z 0 uj H) THE JOB SITE SUPERINTENDENT WILL BE RESPONSIBLE FOR SELECTING AND TRAINING THE INDIVIDUALS WHO WILL BE RESPONSIBLE D o FOR THESE INSPECTIONS, MAINTENANCE AND REPAIR ACTIVITIES, AND FILLING OUT INSPECTION AND MAINTENANCE REPORTS. FROM THE 1) PERSONNEL SELECTED FOR THE INSPECTION AND MAINTENANCE RESPONSIBILITIES WILL RECEIVE APPROPRIATE INSTRUCTION JOB SITE SUPERINTENDENT. THEY WILL BE TRAINED IN ALL THE INSPECTION AND MAINTENANCE PRACTICES NECESSARY FOR KEEPING TRAINED IN THE LL THE EROSION AND SEDIMENT CO NTROLS THAT ARE USED ONSITE IN GOOD WORKING ORDER. THEY WILL ALSO BE INSPECTION FORMS. DOCUMENTATION OF THIS SEQUENCE OF CONSTRUCTION ACTIVITIES (FOR EACH PHASE): COMPLETION OF, INITIATION OF ACTIONS REQUIRED BY, AND THE FILING OF THE IN LIJ PERSONNEL TRAINING WILL BE KEPT ON SITE WITH THE SWPPP. J) DISTURBED AREAS AND MATERIALS STORAGE AREAS WILL BE INSPECTED FOR EVIDENCE OF OR POTENTIAL FOR POLLUTANTS ENTERING A) CONSTRUCT TEMPORARY CONSTRUCTION EXITS AT LOCATIONS SHOWN. STORMWATER SYSTEMS. B) INSTALL PERIMETER SILT FENCES AND TEMPORARY SEDIMENT TRAP IN THE LOCATIONS SHOWN AND OTHER LOCATIONS AS NECESSARY TO z z NONCOMPLIANCE WITH THE SWPPP THAT K) REPORT TO THE NYS DEPARTMENT OF ENVIRONMENTAL CONSERVATION WITHIN 24 HOURS ANY NONC STABILIZE THE SITE. !si, WILL ENDANGER PUBLIC HEALTH OR THE ENVIRONMENT. FOLLOW UP WITH A WRITTEN REPORT WITHIN 5 DAYS OF THE NONCOMPLIANCE D 0 0 EVENT. C) BEGIN CLEARING AND GRUBBING OPERATIONS. CLEARING AND GRUBBING SHALL BE DONE ONLY IN AREAS WHERE EARTHWORK WILL BE j/ BUILDING IS PLANNED TO COMMENCE WITHIN 14 DAYS AFTER CLEARING AND GRUBBING. PERFORMED AND ONLY IN AREAS WHERE B U) D GRADING NOTES: D) FREQUENT WATERING OF THE EXCAVATION AND FILL AREAS SHALL BE DONE TO MINIMIZE WIND EROSION. PHASING PLAN: ADDITIONAL EROSION CONTROL AN E) COMMENCE SITE GRADING AND CONSTRUCTION. INSTALL CHECK DAMS IN SWALES AND INSTALL EROSION CONTROL MATTING ON STEEP SLOPES. THE PROPOSED PROJECT SHALL BE CONSTRUCTED IN PHASES THE FOLLOWING IS A N BY xxx CONTROL DEVICES ARE ILLUSTRATED ON SITE PLAN IN A SCHEMATIC MANNER BASED ON MY STATE GUIIDEUNES FOR F) TOPSOIL TO BE STORED ON SITE IS DESIGNATED TOPSOIL STOCKPILE AREAS. ANY EXCESS SOIL MATERIALS SHALL BE TRUCKED OFF SITE AND SUMMARY OF THE PROPOSED PHASES. CHECK BY xxx 1) MINIMAL EROSION LOCATION AND QUANTITY OF CONTROL SHALL NOT BE STORED ON SITE EROSION AND SEDIMENT CONTROL IT )FILL BE NECESSARY TO ADJUST THE ACTUAL F) IN AREAS WHERE SOIL DISTURBANCE ACTIVITY HAS BEEN TEMPORARY OR PERMANENTLY CEASED, THE APPLICATION OF SOIL STABILIZATION PROJECT NUMBER xxx DEVICES DEPENDING UPON FIELD CONDITIONS. THE CONTRACTOR SHALL BE RESPONSIBLE FOR IMPLEMENTING THESE MEASURES AS MEASURES MUST BE INITIATED BY THE END OF THE NEXT BUSINESS DAY AND COMPLETED WITHIN SEVEN (7) DAYS FROM THE DATE OF TERA 710N OF HM-SE UNOW THE DIRECT SUPERWSM GF A CalliPARABLE REQUIRED To PROTECT THE SITE. CURRENT SOIL DISTURBANCE ACTIVITY. CONSTRUCTION PHASE SUMMARY (I.E.) &JaMMW MR AN ViGINEER, G) ANY AREA OF LAND FROM WHICH THE NATURAL VEGETATIVE COVER HAS BEEN EITHER PARTIALLY OR WHOLLY CLEARED OR REMOVED BY ARCM7FCT FOR A LAIVIDSMAIPIE ARCf#7ECT OR 2) SLOPES SHALL TYPICALLY BE GRADED AT A MAXIMUM OF 3:1 (3 HORIZ. 1 VERT.) WITHIN ALL CUT OR FILL AREAS, UNLESS WYOR FOR A SURVEYOR, IS A WaA 7WN OF 7HE NEW DEVELOPMENT ACTIVITIES SHALL BE REVEGETATED WITHIN 7 DAYS FROM THE SUBSTANTIAL COMPLETION OF SUCH CLEARING AND CONSTRUCTION. STA7F EDUCAMN LAW AW,0? REGULAMWS AM IS OTHERWISE DESIGNATED ON PLANS. TOTAL A CLASS"A' WSDEMEANOR. ACCEPTABLE REVEGETATION SHALL CONSIST OF THE FOLLOWING: PHASE TOTAL IMPERVIOUS DESCRIPTION REVISION DATE BY 3) SEED SHALL BE A COMMERCIALLY AVAILABLE MIXTURE OF PERENNIAL RYE AND UTILITY GRADE FESCUE. PERCENTAGE OF PERENNIAL RESEEDING WITH AN ANNUAL OR PERENNIAL COVER CROP ACCOMPANIED BY PLACEMENT OF STRAW MULCH OR ITS EQUIVALENT OF I.D. DISTURBANCE AREA RYE SHALL NOT EXCEED 50%. SUFFICIENT COVERAGE, BUT NOT LESS THAN 50% OF THE TOTAL DISTURBED AREA, TO CONTROL EROSION UNTIL SUCH TIME AS THE CONSTRUCTION OF 500 FT OF TOWN ROAD AND WITH REVISIONS PER TOWN ENGINEER COMMENTS 9-16-19 BMF COVER CROP IS ESTABLISHED OVER 9OX OF THE SEEDED AREA. 1 1.38 ACRES 0.32 ACRES STORMWATER MANAGEMENT AREA #1 REVISIONS PER PLANNING BOARD COMMENTS 10-30-19 BMF SID- 4) SEEDED AREAS SHALL BE FULLY COVERED WITH A LEAN STRAW OR MULCH MATERIAL. IF ORDERED BY THE ENGINEER OR REPLANTING WITH NATIVE WOODY AND HERBACEOUS VEGETATION ACCOMPANIED BY PLACEMENT OF STRAW MULCH OR ITS EQUIVALENT OF AND LOT LINE ADJUSTMENT` E NETTING (E.G., EXCELSIOR BLANKET, COIR GEOTEXTILE) SHALL BE ANCHORED OVER SEEDED AREAS SUFFICIENT COVERAGE TO CONTROL EROSION UNTIL THE PLANTINGS ARE ESTABLISHED AND ARE CAPABLE OF CONTROLLING EROSION. CONSTRUCTION REMAINING PORTION OF TOWN ROAD WITH MUNICIPALITY, A BIODEGRADABLE 2 1.35 ACRES 0.41 ACRES CUL-DE-SAC NTH STORMWATER MANAGEMENT AREA #2 SILT FENCE GENERAL NOTES: WHICH DEMONSTRATE "RILLING" OR OTHER EROSION PROCESSES. ANY OTHER RECOGNIZED METHOD WHICH HAS BEEN REVIEWED AND APPROVED BY THE MUNICIPALITY AS SATISFYING THE INTENT OF THIS I FAIL TO ESTABLISH AS A RESULT OF INITIAL APPLICATION. REQUIREMENT. 3 0.83 ACRES 0.15 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 2 1. SILT FENCE SHALL BE PLACED A MINIMUM OF 5 FF. FROM TOE OF SLOPE, 10 Fr. PREFERRED, TO PROVIDE ADEQUATE 5) TOPSOIL AND SEED SHALL BE REAPPLIED TO ANY AREAS WHICH H) ANY AREA OF REVEGETATION MUST EXHIBIT SURVIVAL OF A MINIMUM OF 75% OF THE COVER CROP THROUGHOUT THE YEAR IMMEDIATELY AREA FOR SEDIMENT STORAGE AND FACILITATE MAINTENANCE OF SEDIMENT CONTAINMENT AREA. G AND AFTER FOLLOWING REVEGETATION. REVEGETATION MUST 13E REPEATED IN SUCCESSIVE YEARS UNTIL THE MINIMUM SEVENTY-FIVE-PERCENT SURVIVAL 4 1.12 ACRES 0.18 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 4 2. POSTS MAY BE 1.25"x1.25" (MINIMUM) HARDWOOD, TYPICALLY. FOR WIRE MESH BACK USE 2%2" NOM. HARDWOOD, OR 6) SILT FENCE BARRIERS SHALL BE PLACED WITHIN ALL AREAS OF EXPOSED SLOPES TO CONTROL SOIL EROSION DURING STEEL 'r OR "U" POSTS (11b per If). SILT FENCE SHALL BE WOVEN GEOTEXTILE FABRIC(GEOTEX 2130 OR EQUAL). CONSTRUCTION. FOR ONE YEAR IS ACHIEVED. 5 0.57 ACRES 0.10 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 6 3. SILT FENCE ASSEMBLIES MAY HAVE 4 Fr. OR 6 Fr. POST SPACING, AND MAY OR MAY NOT HAVE MESH REINFORCEMENT. 1) GROUND-CLEARING OR GRADING ACTIVITIES WHICH OCCUR DURING THE PERIOD OF OCTOBER 15 TO APRIL 15, DURING WHICH GERMINATION OF SENSITIVE AREAS TO BE PROTECTED MAY NEED TO BE REINFORCED BY USING HEAVY WIRE FENCING FOR ADDED SUPPORT 7) ALL STORM OUTFALLS SHALL RECEIVE RIP RAP IMMEDIATELY UPON INSTALLATION (AS PER PLAN). VEGETATION TYPICALLY WILL NOT TAKE PLACE, SHALL BE REQUIRED TO INCORPORATE EXTRA MEASURES DURING REVEGETATION IN ORDER TO 6 0.91 ACRES 0.11 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 8 TO PREVENT COLLAPSE. 4. THE BOTTOM EDGE OF SILT FENCE SHALL BE BURIED A MINIMUM OF 6' BELOW GROUND. THE FENCE SHALL BE INSTALLED < REDUCE EROSION AND MAINTAIN WATER QUALITY. THESE EXTRA MEASURES INCLUDE, BUT ARE NOT LIMITED TO, THE USE OF SCREEN MESH, ir) 7 0.40 ACRES 0.10 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 9 WITH THE POSTS ON THE DOWNSTREAM SIDE OF THE FABRIC. 8) EROSION CONTROL (ERO-MAT) OR APPROVED EQUAL, SHALL BE INSTALLED ON ALL 2:1 SLOPES: AN ORGANIC FIBER PROTECTIVE MAT, NETTING, EXTRA MULCH AND SILTATION FENCES 5. MAXIMUM ALLOWABLE SLOPE LENGTHS CONTRIBUTING RUNOFF TO A SILT FENCE PLACED ON A SLOPE ARE: HALF INCH LAYER OF CHOPPED STRAW, KNITTED INTO A RUGGED MAT WITH A THIN NETTING OF PHOTODEGRADABLE POLYPROPYLENE. J) INSTALL PROTECTIVE SILT FENCES / BARRIERS AT THE LOCATIONS OF ALL GRATE INLETS, CURB INLETS, AND AT THE ENDS OF ALL EXPOSED 8 1.21 ACRES 0.00 ACRES REGRADING AND STABILIZATION OF EXISTING SLOPE k-u RER*S - SLOPE MAXIMUM ::i SECURE MAT TO SLOPE WITH 6" STEEL U-SHAPED STABLES, 2 STAPLES PER SQUARE YARD. OR AS PER MANUFACTE STORM SEWER PIPES. 9 0.53 ACRES 0.10 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 7 STEEPNESS LENGTH (ft.) ON INSTRUCTIONS. K) FINALIZE PAVEMENT SUBGRADE PREPARATION. 2:1 25 8 SUBSTANTIAL VISIBLE CONTRAST RELATIVE TO L) INSTALL STORMWATER MANAGEMENT INFILTRATION PRACTICES 10 1 0.90 ACRES 0.16 ACRES CONSTRUCTION OF SINGLE FAMILY DWELLING FOR LOT 5 1 3:1 50 9) STREAM REACHES ON-SITE AND DOWNSTREAM OF CONSTRUCTION SHALL NOT HAVE - 4:1 75 tU COLOR, TASTE, ODOR, TURBIDITY AND SEDIMENT DEPOSITION FROM THE REACHES UPSTREAM OF THE CONSTRUCTION ACTIVITY. M) CONSTRUCT ALL CURB AND GUTTER, GUTTER INLETS, AREA INLETS, AND STORM SEWER MANHOLES, AS SHOWN ON THE PLANS. INLET WHILE THE TOTAL DISTURBANCE FOR PHASES 1, 2. 4 AND 8 ARE OVER ONE ACRE THE 5:1 OR FLATTER 100 c� cl PROTECTION HAY SALES MAY BE REMOVED TEMPORARILY FOR THIS CONSTRUCTION. PLACE REQUIRED RIPRAP AT LOCATIONS SHOWN ON THE CONTRACTOR SHALL COORDINATION CONSTRUCTION DURING THESE PHASES TO KEEP TOTAL _P 6. MAXIMUM DRAINAGE AREA FOR OVERLAND FLOW TO A SILT FENCE SHALL NOT EXCEED X ACRE PER 100 FEET OF FENCE, u 10) VEHICULAR ACCESS POINTS SHALL BE MONITORED AND INSPECTED AT THE SAME FREQUENCY AS EROSION CONTROL FEATURES TO PLANS. DISTURBED AREA TO LESS THAN 1 ACRE AT ANY ONE TIME. WITH MAXIMUM PONDING DEPTH OF 1.5 FEET BEHIND THE FENCE; AND EROSION WOULD OCCUR IN THE FORM OF SHEET INSURE THAT DEPOSITS OF SAND, SILT OR OTHER MATERIAL IS NOT BEING DEPOSITED ON PUBLIC ROADWAYS. IN THE EVENT ANY N) REMOVE SILT FENCES / STRAW BARRIERS AROUND INLETS AND MANHOLES NO MORE THAN 48 HOURS PRIOR TO PLACING STABILIZED BASE EROSION; AND THERE IS NO CONCENTRATION OF WATER FLOWING TO THE BARRIER. SIGNIFICANT DEPOSITS OCCUR THEY SHALL BE CLEANED UP IMMEDIATELY. 7. MEASURES SHALL BE INSPECTED EVERY SEVEN (7) CALENDAR DAYS, AFTER EACH RAINFALL OF .5" OR MORE WITHIN A 12 0) COURSE. HOUR PERIOD, OR DAILY DURING PROLONGED RAINFALL. MEASURES SHALL BE CLEANED AND REPAIRED AS REQUIRED. 3: 0) INSTALL BASE MATERIAL AS REQUIRED FOR PAVEMENT. 8. SEDIMENT SHALL BE REMOVED WHEN ACCUMULATION REACHES ONE-HALF OF THE MEASURE HEIGHT. SEDIMENT SHALL BE q DISPOSED OF AS UNSUITABLE MATERIAL z SPACING VARIES DEPENDING P) CARRY OUT FINAL GRADING AND SEEDING AND PLANTING 0 ON CHANNEL SLOPE 1 0) REMOVE SILT FENCING / STRAW BARRIERS ONLY AFTER ALL PAVING IS COMPLETE AND EXPOSED SURFACES ARE STABILIZED. SILT FENCE 5' MIN (10' PREFERRED) R) REMOVE TEMPORARY CONSTRUCTION EXITS ONLY PRIOR TO PAVEMENT CONSTRUCTION IN THESE AREAS (THESE AREAS ARE TO BE PAVED LAST). 0 0 0 0 CUTOFF TRENCH A 1 1�_HARDWOOD SAME ELEVATION POST 18" WIDE CREST UNDISTURBED 6" DEEP SLOpC 24" MAX GWfND ME SEDIMENT 2"W WOOD U- NTAINMENT 0 CENTER FRAME SLOPE 0 AREA PROFILE A x < 1.5' 1:3 -A MAX. w \v \v H\(Fr) T I F-30 X - CI) SLOPE (Fr/Fr) CA CH B C3 cl) 1.5' 0 Z PLAN 2 2 Li le - I � t SCALE: MIN. �����a �_­SYMBOL 1.25" x 1.25" (2" x 2" NOM. FOR WIRE MESH BACK)" HARDWOOD POST 1000, FILTER CUTOFF TRENCH 1 ROW OF 2 ROWS OF STAPLES STAGGERED, OR STEEL -r OR *u" SECTION POSTS (11 lb/If MIN.) 1 II 80' FABRIC d STAPES 12* D.C. 6" D.C. EACH DIRECTION DESIGN BOTTOM 04 0 WOVEN GEOTEXTILE FABRIC GEOTEX 2130 (OR EQUAU to rn ai -A GATHER EXCESS SEED WITH EROSION SEED MIXTURE WRAP AND KEY EROSION SILT FENCE ASSEMBLY (SEE INSTALLATION NOTES) SECTION A-A FABRIC AT CORNERS (PRIOR M INSTALLATION OF MAT) CONTROL BLANKET INTO EXISTING SEDIMENT NOT FOR 10) iz - - 39 FILTER 1 SEDIMENT BARRIER NOTES SOIL AT TOP OF SLOPE. CONTAINMENT AREA m FABRIC 18- T SYMBOL OVERLAP MATS 2"-4" AND PLACE STAPLES, (10" WIDE x 8" DEEP TRENCH) 5' MIN (10' PREFERRED) CONSTRUCTION Lol SYMBOL 1. FILTER FABRIC SHALL HAVE AN EOS OF 40-85. BURLAP MAY BE USED FOR SHORT TERM APPLICATIONS. ONE EACH CORNER OF BLANKET AND 12" lEd I - SILT FENCE INSTALLATION NOTES: CD D.C. ALONG BLANKET END THROUGH BOTH - 2 ROWS OF STAPLES STAGGERED, T SECTION 13-13 2. CUT FABRIC FROM A CONTINUOUS ROLL M ELIMINATE JOINTS. IF JOINTS ARE NEEDED THEY WILL BE I 1=1 I M I I I v OVERLAPPED TO THE NEXT STAKE. BLANKETS. UPSLOPE BLANKET SHALL TOE OF OVERLAP DOWNSLOPE BLANKET 11 11--111111 -1111111 11 6" O.C. EACH DIRECTION 1. GEOTEXTILE FABRIC AND WOVEN 2i w 3. STAKE MATERIALS WILL BE STANDARD 2" X 4" WOOD OR EQUIVALENT METAL WITH A MINIMUM LENGTH OF WIREMESH TO BE FASTENED SECURELY SLOPE UNDISTURBED SHEET TITLE: z CONSTRUCTION SPECIFICATIONS SIDE SEAM NOTE: SIDE SEAMS To FENCE POSTS WITH WIRE TIES OR 3 FEET. STAPLES. GROUND uj 20 3* V) STONE WILL BE PLACED ON A FILTER FABRIC FOUNDATION TO THE LINES, GRADES AND 4. SPACE STAKES EVENLY AROUND INLET 3 FEET APART AND DRIVE A MINIMUM 18 INCHES DEEP. SPANS EXTEND BLANKET A MINIMUM OF 3 SHALL BE OVERLAPPED 2*-4" 2. FILTER CLOTH TO BE FASTENED 04 EROSION AND 1. FEET BEYOND TOE OF SLOPIE. AND STAPLE 12 D.C. THROUGH SECURELY TO WOVEN WIRE FENCE LOCATIONS SHOWN IN THE PLAN. GREATER THAN 3 FEET MAY BE BRIDGED WITH THE USE OF WIRE MESH BEHIND THE FILTER FABRIC FOR EXISTING TOP BOTH BLANKETS WITH TIES SPACES EVERY 24" AT TOP WOVEN WRE H SUPPORT. STAPLE 12" O.C. ALONG BOTTOM OF I RENFORCEM MI _j IT SHALL BE SECURELY BLANKET AND AT SLOPE CHANGE SOIL AFTER SITE AND MID SECTION. co SEDIMENT P� 2. SET SPACING OF CHECK DAMS TO ASSUME THAT THE ELEVATIONS OF THE CREST OF 11 11 lEl I I &� I THE DOWNSTREAM DAM IS AT THE SAME ELEVATION OF THE TOW OF THE UPSTREAM 5. FABRIC SHALL BE EMBEDDED 1 FOOT MINIMUM BELOW GROUND AND BACKFILLED. 14 GAUGE WITH MAX. RETAINSTING a: FASTENED TO THE STAKES AND FRAME. -11 la a I GRADING NOTES& 3. WHEN TWO SECTIONS OF FILTER CLOTH 6" OPENING VE IF 101) DAM. TO PREVENT ADJOIN EACH OTHER THEY SHALL BE v POS!99 - CONTROL z 3. EXTEND THE STONE A MINIMUM OF 1.5 FEET BEYOND THE DITCH BANKS 6. A 2" X 4' WOOD FRAME SHALL BE COMPLETED AROUND THE CREST OF THE FABRIC FOR OVER FLOW OVERLAPPED 11Y SIX INCHES, FOLDED 0 MAT TO BE STAPLED 0 5' O.C. STABLE PATTERNS ARE 0 CUTTING AROUND THE DAM. STABILITY. AND STAPLED. 4. PROTECT THE CHANNEL DOWNSTREAM OF THE LOWEST CHECK DAM FROM SCOUR AND 7. MAXIMUM DRAINAGE AREA 1 ACRE =1 I Mi I 1=-1 I 1-=' VERTICAL AND HORIZONTAL (TYP. DEPENDENT ON SITE CONDITIONS. 4. MAINTENANCE SHALL BE PERFFORMED EXCAVATE TRENCH, BURY SILT FENCE FABRIC L >_ EXCEPT WHERE NOTED) SEE BLANKET MANUFACTURER AS NEEDED AND MATERIAL REMOVED AND BACKFILL/COMPACT EXCAVATED EARTH EROSION WITH STONE OR LONER AS APPROPRIATE. III-II (-III=1 RECOMMENDA11ONS FOR STAPLE WHEN 'BULGES" DEVELOP IN THE SILT 4' 5. ENSURE THAT CHANNEL APPURTENANCES SUCH AS CULVERT ENTRANCES BELOW CHECK (CURLEX 11 OR EGUAL) SECTION SHEET: TYPE AND PATTERNS. FENCE. DAMS ARE NOT SUBJECT TO DAMAGE OR BLOCKAGE FROM DISPLACED STONE. z 6. MAXIMUM DRAINAGE AREA 2 ACRES. w PHASE 4 w " I Z) Z -7 Z W Z C, CA TCH ATCH BASIN SEDIMENT BARRIER C3 EROSION CONTROL BLANKET t'o"4� REINFORCED SILT FENCE z NOT TO SCALE w CHECK DAM �3 NOT TO SCALE 3 NOT TO SCALE NOT TO SCALE C3