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HomeMy WebLinkAboutSW6220904_Plansheet - Misc. Detail_20221102 (2)1 PIPE OUTLE WELL-DEFINED PIPE OUTLET TO FLAT AREA- GRAVEL OR FABRIC SECTION A -A PLAN GRAVEL OR FABRIC SECTION A -A NOTES 1. LA IS THE LENGTH OF THE RIPRAP APRON. 2. D = 1.5 TIMES THE MAXIMUM STONE DIAMETER BUT NOT LESS THAN 6". 3. IN A WELL-DEFINED CHANNEL EXTEND THE APRON UP THE CHANNEL BANKS TO AN ELEVATION OF 6" ABOVE THE MAXIMUM TAILWATER DEPTH OR TO THE TOP OF THE BANK, WHICHEVER IS LESS. 4. A FILTER FABRIC OR BLANKET SHOULD BE INSTALLED BETWEEN THE RIPRAP AND SOIL FOUNDATION. FILTER LAYER GRAVEL OR FABRIC INSPECT RIPRAP OUTLET STRUCTURES WEEKLY AND AFTER SIGNIFICANT (} INCH OR GREATER) RAINFALL EVENTS TO SEE IF ANY EROSION AROUND OR BELOW THE RIPRAP HAS TAKEN PLACE, OR IF STONES HAVE BEEN DISLODGED. IMMEDIATELY MAKE ALL NEEDED REPAIRS TO PREVENT FURTHER DAMAGE. TYPICAL RIP RAP APRON CENTER OF THE DAM IS TO BE 9" LOWER THAN THE EDGES (MIN) A TO FORM A WEIR L = THE DISTANCE SUCH THAT POINTS A AND B ARE OF EQUAL ELEVATION NTS CENTER OF THE DAM IS TO BE 9" LOWER THAN FILTER FABRIC J THE EDGES (MIN) TO FORM A WEIR 1 CHANNEL OR DITCH CLASS A OR B EROSION APPLICATION A CONTROL STONE yigrJ AT4CENTER MAINTENANCE 1. INSPECT THE CHECK DAMS AFTER EACH RAINFALL BUT IN NO CASE LESS THAN ONCE PER WEEK FILTER FABRIC 3. REMOVE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE ADEQUATE STORAGE VOLUME FOR THE NEXT RAIN. TAKE CARE SECTION A -A TO AVOID UNDERMINING THE DAM DURING CLEANOUT. 3. CLEAN OR REPLACE THE STONE WHEN IT SHOWS SIGNS OF CLOGGING OR OTHERWISE DOES NOT PERFORM CORRECTLY 4. WEIR SECTION MUST BE 9" LOWER THAN ABUTMENTS NTS 5. DOWNSTREAM APRON LENGTH SHOULD BE 3 TIMES THE HEIGHT OF THE WEIR. 6 CHECK DAM WITH WEIR 5, ,,,,, NOTES: IL -II r1.5' 1. USE FOR DRAINAGE AREAS NOT \, 1' THICK #57 FILTER STONE V� EXCEEDING 5 (FIVE) ACRES. 2. EARTH BERM SHALL BE STABILIZED W/ 3600 CU. FT/ACRE ^ SEEDING ACCORDING TO SPECIFICATIONS. 351LTER STONE TO BE A DEPTH OF 1 FOOT ON THE DAM SIDE f21" MIN FILTER FABRIC CROSS SECTION OVERFILL 6" FOR SETTLEMENT EMERGENCY BY-PASS 6" BELOW �2:1 SIDE SLOPE MAX FILTER FABRIC EXIST. GRADE 1:1 SIDE SLOPE MAX CLASS B RIP RAP 3' MIN. MAINTENANCE STONE SECTION INSPECT TEMPORARY SEDIMENT TRAPS AFTER EACH PERIOD OF SIGNIFICANT RAINFALL. REMOVE SEDIMENT AND RESTORE TRAP TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE-HALF THE DESIGN DEPTH OF THE TRAP. PLACE THE SEDIMENT THAT IS REMOVED IN A DESIGNATED DISPOSAL AREA AND REPLACE THE CONTAMINATED PART OF GRAVEL FACING. CHECK THE STRUCTURE FOR DAMAGE FROM EROSION OF PIPING. PERIODICALLY CHECK THE DEPTH OF THE SPILLWAY TO ENSURE IT IS A MINIMUM OF 1.5 FT. BELOW THE LOW POINT OF THE EMBANKMENT. IMMEDIATELY FILL ANY SETTLEMENT OF THE EMBANKMENT TO SLIGHTLY ABOVE DESIGN GRADE. ANY RIP RAP DISPLACED FROM THE SPILLWAY MUST BE REPLACED IMMEDIATELY. STABILIZE THE EMBANKMENT AND ALL DISTURBED AREAS ABOVE THE SEDIMENT POOL AND DOWNSTREAM FROM THE TRAP IMMEDIATELY AFTER CONSTRUCTION WITH SEEDING. 10 TEMPORARY SEDIMENT TRAP DESIGN OF SPILLWAYS DRAINAGEAREA WEIRLENGTH (ACRES) (FT.) 1 4.0 2 6.0 3 8.0 4 10.0 5 12.0 DIMENSIONS SHOWN ARE MINIMUM NTS CHANNEL INSTALLATION �1ti^:':-:-:."." .•."." .•.".". .•.•.". .•.•. ..:•..... :..: •••••: •.•.. •.. . . �j //.��. / / \/\\\ \/\ \ 6„ ® O %• •• 11� ^^^ % _41 -�4-I 11_ l \ \ \�/\\/\\• ' • 1 f 1 '0::::::::::-2I-5 :i?:i{i{iii.:i:i . ss rrr{i 7 s " 1 y 1 1 vv / 6. / %` O /\/\ .. i�\............................... \\//\ ................ ..................... . ... 6" \/ ................. .... . . . .................. .......................... y........................... ................................. \/� /�\` ......................... .. 1. PREPARE SOIL BEFORE INSTALLING BLANKETS, INCLUDING ANY NECESSARY APPLICATION OF LIME, FERTILIZER, AND SEED. NOTE: WHEN USING CELL-O-SEED DO NOT SEED PREPARED AREA. CELL-0-SEED MUST BE INSTALLED WITH PAPER SIDE DOWN. 2. BEGIN AT THE TOP OF THE CHANNEL BY ANCHORING THE BLANKET IN A 6" (15 CM) DEEP X 6" (15 CM) WIDE TRENCH WITH APPROXIMATELY 12" (30 CM) OF BLANKET EXTENDED BEYOND THE UP -SLOPE PORTION OF THE TRENCH. ANCHOR THE BLANKET WITH A ROW OF STAPLES/STAKES APPROXIMATELY 12" (30 CM) APART IN THE BOTTOM OF THE TRENCH. BACKFILL AND COMPACT THE TRENCH AFTER STAPLING. APPLY SEED TO COMPACTED SOIL AND FOLD REMAINING 12" (30 CM) PORTION OF BLANKET BACK OVER SEED AND COMPACTED SOIL. SECURE BLANKET OVER COMPACTED SOIL WITH A ROW OF STAPLES/STAKES SPACED APPROXIMATELY 12" (30 CM) ACROSS THE WIDTH OF THE BLANKET. 3. ROLL CENTER BLANKET IN DIRECTION OF WATER FLOW IN BOTTOM OF CHANNEL. BLANKETS WILL UNROLL WITH APPROPRIATE SIDE AGAINST THE SOIL SURFACE. ALL BLANKETS MUST BE SECURELY FASTENED TO SOIL SURFACE BY PLACING STAPLES STAKES IN APPROPRIATE LOCATIONS AS SHOWN IN THE STAPLE PATTERN GUIDE. WHEN USING THE DOT SYSTEM , STAPLES/STAKES SHOULD BE PLACED THROUGH EACH OF THE COLORED DOTS CORRESPONDING TO THE APPROPRIATE STAPLE PATTERN. 4. PLACE CONSECUTIVE BLANKETS END OVER END (SHINGLE STYLE) WITH A 4" - 6" (10 CM -15 CM) OVERLAP. USE A DOUBLE ROW OF STAPLES STAGGERED 4" (10 CM) APART AND 4" (10 CM) ON CENTER TO SECURE BLANKETS. 5. FULL LENGTH EDGE OF BLANKETS AT TOP OF SIDE SLOPES MUST BE ANCHORED WITH A ROW OF STAPLES/STAKES APPROXIMATELY 12" (30 CM) APART IN A 6" (15 CM) DEEP X 6" (15 CM) WIDE TRENCH. BACKFILL AND COMPACT THE TRENCH AFTER STAPLING. 6. ADJACENT BLANKETS MUST BE OVERLAPPED APPROXIMATELY 2" - 5" (5 CM -12.5 CM) (DEPENDING ON BLANKET TYPE) AND STAPLED. 7. IN HIGH FLOW CHANNEL APPLICATIONS, A STAPLE CHECK SLOT IS RECOMMENDED AT 30 TO 40 FOOT (9 M - 12 M) INTERVALS. USE A DOUBLE ROW OF STAPLES STAGGERED 4" (10 CM) APART AND 4" (10 CM) ON CENTER OVER ENTIRE WIDTH OF THE CHANNEL. 8. THE TERMINAL END OF THE BLANKETS MUST BE ANCHORED WITH A ROW OF STAPLES/STAKES APPROXIMATELY 12" (30 CM) APART IN A 6" (15 CM) DEEP X 6" (15 CM) WIDE TRENCH. BACKFILL AND COMPACT THE TRENCH AFTER STAPLING. NOTE: * IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE OR STAKE LENGTHS GREATER THAN 6" (15 CM) MAY BE NECESSARY TO PROPERLY ANCHOR THE BLANKETS. A NOTE: B C CRITICAL POINTS * HORIZONTAL STAPLE SPACING SHOULD BE ALTERED IF NECESSARY TO ALLOW STAPLES TO SECURE THE A. OVERLAPS AND SEAMS CRITICAL POINTS ALONG THE CHANNEL SURFACE. B. PROJECTED WATER LINE C. CHANNEL BOTTOM/SIDE ** IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE SLOPE VERTICES OR STAKE LENGTHS GREATER THAN 6" (15 cm) MAY BE NECESSARY TO PROPERLY ANCHOR THE BLANKETS. MAINTENANCE: 1. INSPECT THE EROSION CONTROL BLANKET ONCE A WEEK AND AFTER EVERY RAINFALL. 2. IMMEDIATELY REPAIR AND/OR REPLACE ANY DAMAGED BLANKET. 3. IF GROUND COVER IS NOT ESTABLISHED THROUGH THE BLANKET WITHIN 2 WEEKS, THE BLANKET SHOULD BE REMOVED AND THE AREA RESEEDED. AFTER RESEEDING, THE BLANKET SHOULD BE NTS REINSTALLED. 2 EROSION CONTROL BLANKET INSTALLATION NATURAL GROUND MAX. SLOPE (TYP) IN. 2.5 2.5 NATURAL GROUND z 2.5 s / COMPACTED SOIL *** WHEN A GRAVEL DIVERSION BERM IS REQUIRED, THE HEIGHT SHALL BE REDUCED TO 12 INCHES AND THE TOP WIDTH TO 6", ALL OTHER REQUIREMENTS SHALL REMAIN THE SAME. TEMPORARY DIVERSION KEY NOTES: 1. CLEAR THE ARE UNDER THE BERM AND STRIP THE ROOTS/OTHER ORGANICS. 2. COMPACT THE SIDE SLOPES, PREFERABLY WITH A TRACKED VEHICLE TO SLOW RUNOFF VELOCITIES. 3. VEGITATE THE RIDGE OF THE BERM IMMEDIATELY AFTER CONSTRUCTION UNLESS THE BERM WILL REMAIN IN PLACE FOR LESS THAN 30 DAYS. MAINTENANCE: INSPECT TEMPORARY DIVERSIONS ONCE A WEEK AND AFTER EVERY RAINFALL. IMMEDIATELY REMOVE SEDIMENT FROM THE FLOW AREA AND REPAIR THE DIVERSION RIDGE. CAREFULLY CHECK OUTLETS AND MAKE TIMELY REPAIRS AS NEEDED. 7 TEMPORARY DIVERSION BERM NTS ® 4.00' [1.22M] 8.00' [2.44M] • 2.00' [0.61M] L 4 4.00' [1.22M] • 0.7 STAPLES PER SQ. YD. (0.8 STAPLES PER SQ. M) T- 2.00'[0.61MI 4.00' [1.22M] • L 2.00'[0.61M] 41 4.00' [1.22M] 1.3 STAPLES PER SQ. YD. (1.5 STAPLES PER SQ. M) 3.00'[0.91 MI •- t 2.00'[0.61MI • 4.00' [1.22M] • • • • 3.4 STAPLES PER SQ. YD. (4.1 STAPLES PER SQ. M) PLAN VIEW �\ z z Ld INFLOW Y STRUCTURE z ® ' L --- SKIMMER 1.50' [0.46M] --- DEWATERING 3.00' [o.s1M] • _� DEVICE 2.00' [0.61M] �� 13 STONE BEDDING MIN 8" .00 BAFFLES 1.7 STAPLES PER SQ. YD. INFLOW 2.0 STAPLES PER SQ. M STRUCTURE L ® � 1.50' [0.46M] 3.00' [0.91M] • • • • 1.00' [0.30M] • • • 2.00' [0.61M] 4.00' [1.22M] • 3.6 STAPLES PER SQ. YD. (4.3 STAPLES PER SQ. M) 3 STAPLE PATTERN FOR 4' ROLLS 70 4.00' [1.22M] 8.00' [2.44M] • • 2.00' [0.61 M] • 4.00' [1.22MI • • 0.7 STAPLES PER SQ. YD. (0.8 STAPLES PER SQ. M) ® O T 2.00' [0.61 M] 4.00' [1.22M] • • 3.00' [0.91 M] • • 1.50' [0.46M] • 2.00' [0.61 M] • • • •40•41 4.00' [1.22M] 4.00' [1.22M] • 1.3 STAPLES PER SQ. YD. 1.7 STAPLES PER SQ. YD. (1.5 STAPLES PER SQ. M) (2.0 STAPLES PER SQ. M) 1.50' [0.46M] 1.50' [0.46M] 3.00' [0.91 M] • • • ........... 3.00' [0.91 M] • • • • • • • 2.00' [0.61 M] • • • • • • 4.00' [1.22M] • • • • 1.00' [0.30M] • • • • • • i 2.00' [0.61 M] • • • • • • -_j 1.00' [0.30M] 3.4 STAPLES PER SQ. YD. 3.6 STAPLES PER SQ. YD. (4.1 STAPLES PER SQ. M) (4.3 STAPLES PER SQ. M) 4 STAPLE PATTERN FOR 8' ROLLS DEWATERING ZONE FILTER FABRIC SEDIMENT STORAGE ZONE CONSTRUCTION SPECIFICATIONS NTS 1. CLEAR, GRUB & STRIP TOPSOIL FROM AREAS UNDER THE EMBANKMENT TO REMOVE TREES, VEGETATION, ROOTS AND OTHER OBJECTIONABLE MATERIAL PLACE TEMPORARY SEDIMENT CONTROLS BELOW THE BASIN AS NEEDED. 2 ENSURE THAT FILL MATERIAL FOR THE EMBANKMENT IS FREE OF ROOTS, WOOD VEGETATION, ORGANIC MATTER AND OTHER OBJECTIONABLE MATERIAL PLACE THE FILL IN LIFTS NOT TO EXCEED 9 INCHES AND MACHINE COMPACT IT. OVER FILL THE EMBANKMENT 6 INCHES TO ALLOW FOR SETTLEMENT. 3. SHAPE THE BASIN TO THE SPECIFIED DIMENSIONS. PREVENT THE SKIMMING DEVICE FROM SETTLING INTO THE MUD BY EXCAVATING A SHALLOW PIT UNDER THE SKIMMER OR PROVIDING A LOW SUPPORT UNDER THE SKIMMER OF STONE OR TIMBER. 4. PLACE THE BARREL ON A FIRM, SMOOTH FOUNDATION OF IMPERVIOUS SOIL. PLACE THE FILL MATERIAL AROUND THE PIPE SPILLWAY IN 4 INCH LAYERS AND COMPACT IT UNDER AND AROUND THE PIPE TO AT LEAST THE SAME DENSITY AS THE ADJACENT EMBANKMENT. PLACE A MINIMUM OF 2 FEET OF COMPACTED BACKFILL OVER THE PIPE SPILLWAY BEFORE CROSSING IT WITH CONSTRUCTION EQUIPMENT. 5. ASSEMBLE THE SKIMMER FOLLOWING THE MANUFACTURER'S INSTRUCTIONS 6. LAY THE ASSEMBLED SKIMMER ON THE BOTTOM OF THE BASIN WITH THE FLEXIBLE JOINT AT THE INLET OF THE BARREL PIPE. ATTACHED THE FLEXIBLE JOINT TO THE BARREL PIPE AND POSITION THE SKIMMER OVER THE EXCAVATED PIT. ATTACH A ROPE TO THE SKIMMER AND ANCHOR IT TO THE SIDE OF THE BASIN. 7. INSTALL THE SPILLWAY IN UNDISTURBED SOIL TO THE GREATEST EXTEND POSSIBLE. THE SPILLWAY SHOULD BE LINED WITH LAMINATED PLASTIC OR IMPERMEABLE GEOTEXTILE FABRIC. THE FABRIC MUST BE WIDE AND LONG ENOUGH TO COVER THE BOTTOM AND SIDES AND EXTEND ONTO THE TOP OF THE DAM FOR ANCHORING IN A TRENCH. THE EDGES MAY BE SECURED WITH 8 INCH STAPLES. THE FABRIC MUST BE LONG ENOUGH TO EXTEND DOWN THE SLOPE AND EXIT ONTO STABLE GROUND. THE WIDTH OF THE FABRIC MUST BE ONE PIECE. IF MULTIPLE SECTIONS AREA REQUIRED, THE UPPER SECTION SHOULD OVERLAP THE LOWER SECTION SO THAT WATER CANNOT FLOW UNDER THE FABRIC. 8. DISCHARGE WATER INTO THE BASIN TO PREVENT EROSION. USE TEMPORARY SLOPE DRAINS OR DIVERSIONS WITH OUTLET PROTECTION TO DIVERT SEDIMENT LADEN WATER TO THE UPPER END OF THE POOL AREA TO IMPROVE BASIN TRAP EFFICIENCY. 9. CONSTRUCT THE STRUCTURE SO THAT THE DISTURBED AREA IS MINIMIZED. DIVERT SURFACE WATER AWAY FROM BARE AREAS. COMPLETE THE EMBANKMENT BEFORE THE AREA IS CLEARED. EMERGENCY SPILLWAY STONE l' FREEBOARD / \ i i 6" MI ELEVATION OF EMERGENCY SPILLWAY EMERGENC' SPILLWAY SCH 40 PVC **SKIMMER CAN BE PURCHASED FROM J.W. FAIRCLOTH & SON INC. PIPE SKIMMER CHOSEN SHALL BE EQUAL TO THE FAIRCLOTH SKIMMER. SKIMMER MAINTENANCE INSPECT SKIMMER SEDIMENT BASINS WEEKLY AND AFTER EACH PERIOD OF SIGNIFICANT RAINFALL. REMOVE SEDIMENT AND RESTORE TRAP TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE-HALF THE HEIGHT OF THE FIRST BAFFLE. EXCAVATE SEDIMENT FROM THE ENTIRE BASIN. MAKE SURE VEGETATION GROWING IN THE BOTTOM OF THE BASIN DOES NOT HOLD DOWN THE SKIMMER. PLACE THE SEDIMENT THAT IS REMOVED IN AN AREA WITH SEDIMENT CONTROLS. REPAIR THE BAFFLES IF THEY ARE DAMAGED. RE -ANCHOR THE BAFFLES IF WATER 10. INSTALL POROUS BAFFLES AS SPECIFIED. IS FLOWING UNDERNEATH OR AROUND THEM. 11. AFTER ALL SEDIMENT PRODUCING AREAS HAVE BEEN STABILIZED, REMOVE UNCLOGGED THE SKIMMER AS NEEDED. CHECK TO MAKE SURE ORIFICE INSIDE OF THE STRUCTURE AND ALL THE UNSTABLE SEDIMENT. SMOOTH THE AREA TO THE SKIMMER IS NOT CLOGGED; IF SO, REMOVE THE DEBRIS. IF SKIMMER ARM OR BLEND WITH THE ADJOINING AREAS AND STABILIZE PROPERLY. BARREL IS CLOGGED, REMOVE THE ORIFICE AND CLEAR THE DEBRIS. CHECK THE FABRIC LINED SPILLWAY FOR DAMAGE AND MAKE ANY REQUIRED REPAIRS WITH FABRIC THAT SPANS THE FULL WIDTH OF THE SPILLWAY. CHECK THE EMBANKMENT, SPILLWAYS AND OUTLET FOR EROSION DAMAGE. MAKE ALL NECESSARY REPAIRS IMMEDIATELY. REMOVE TRASH AND DEBRIS FROM THE SKIMMER AND POOL AREAS. NTS 3 0 LASS 1 RIP RAP (SEE SECTION THRU BASIN BELOW) \\\ LASS 1 RIP RAP HEADWALL /////////lll/lllllllllllj/ 57 WASHED STONE 1' THICKX 3' HIGH MIN. SEDIMENT STORAGE AREA PERSPECTIVE VIEW NOT TO SCALE FLOOD STORAGE NATURAL GROUND ZONE 1'1 2' I RIP RAP HEADWALL SEDIMENT •'t' STORAGE 1.5' _FLOV FLOvV---- 1'5' IPE INVERT 57 FILTER FABRIC MAX. SEDIMENT DEPT WASHED CLASS 1 RIP -RAP CONSTRUCTION SPECIFICATIONS: (CLEAN OUT POINT) STONE 1. CLEAR THE AREA OF ALL DEBRIS. 2. INSTALL THE CLASS B OR CLASS I RIPRAP IN A SEMI -CIRCLE AROUND SECTION THRU BASIN, FILTER, & CULVERT PIPE THE PIPE INLET. NOT TO SCALE 3. A 1 FOOT THICK LAYER OF NCDOT #5 OR #57 STONE SHOULD BE MAINTENANCE: PLACED ON THE OUTSIDE SLOPE OF THE RIPRAP. 4. SEDIMENT STORAGE AREA SHOULD BE EXCAVATED AROUND THE INSPECT ROCK PIPE INLET PROTECTION AT LEAST WEEKLY AND AFTER OUTSIDE OF THE STONE HORSESHOE 18" BELOW NATURAL GRADE. EACH SIGNIFICANT (1/2" OR GREATER) RAINFALL EVENT AND REPAIR 5. WHEN THE CONTRIBUTING DRAINAGE AREA HAS BEEN STABILIZED, FILL IMMEDIATELY. REMOVE SEDIMENT AND RESTORE THE SEDIMENT DEPRESSION AND ESTABLISH FINAL GRADING ELEVATIONS, COMPACT, STORAGE AREA TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS AND STABILIZE WITH GROUND COVER. ACCUMULATED TO 1/2 THE DESIGN DEPTH OF THE TRAP. PLACE THE SEDIMENT THAT IS REMOVED IN THE DESIGNATED DISPOSAL AREA AND REPLACE THE CONTAMINATED PART OF THE GRAVEL FACING. CHECK THE STRUCTURE FOR DAMAGE. ANY RIPRAP DISPLACED FROM NTS THE STONE HORSESHOE MUST BE REPLACED IMMEDIATELY. 8 ROCK PIPE INLET PROTECTION 5 TEMPORARY SKIMMER BASIN NOTES: 1. INSTALL SILT FENCE PER STD. SILT FENCE DETAIL. 2. LOCATE REINFORCED OUTLET AT LOW POINTS OF SILT FENCE BARRIER. STEEL FENCE POST 3. PLACE RIP RAP WITH CARE. DO NOT TEAR SILT FENCE FABRIC. WIRE FENCE HARDWARE CLOTH - MAINTENANCE NOTES: FILTER OF 1" DIAMETER WASHED STONE 1. REMOVE THE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE ADEQUATE VOLUME FOR THE NEXT RAIN AND TO REDUCE PRESSURE ON THE FENCE/OUTLET. TAKE CARE TO AVOID UNDERMINING THE FENCE DURING CLEANOUT. REMOVE & REPLACE STONE AS NECESSARY AS IT BECOMES CLOGGED WITH SEDIMENT. 2. REMOVE ALL FENCING MATERIALS AND UNSTABLE SEDIMENT DEPOSITS AND BRING THE AREA TO GRADE AND STABILIZE IT AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY STABILIZED. - TOP OF SILT FENCE MUST BE AT LEAST 1' SILT FENCE ABOVE THE TOP OF THE WASHED STONE 0 FRONT VIEW STEEL FENCE POST SET MAX 2' APART MIN. 18" INTO SOLID GROUND j`d�lu�•�a4. • 18" MINIMUM l- HEIGHT OF STONE I BURY WIRE FENCE, FILTER FABRIC, AND HARDWARE CLOTH IN TRENCH SILT FENCE OUTLET NTS NTS 1 4Dsite solutions civil engineering I land surveying 409 Chicago Drive, Suite 112, Fayetteville, NC 28306 office 1910-426-6777 fax 1910-426-5777 license number I C-2354 wwwAD site solutions.com IIDAR9 �% ••••• ••• • 4� SEA • 0274 2 i IN �j77�'OrT 6``X //IIIIIIN REVISIONS ROJECT NAME HIDDEN VALLEY SUBDIVISION SITE & EROSION CONTROL DETAILS CLIENT TG VENTURES LLC 9820 US Hwy 301 North Lumberton, North Carolina 28360 Phone: (910) 802-4959 PROJECT INFORMATION DESIGNED BY: BRETT DRAWN BY: BRETT CHECKED BY: SCOTT PROJECT NUMBER: 1860 DRAWING SCALE NOT TO SCALE DATE RELEASED AUGUST 9, 2022 SHEET NUMBER C-6m 1