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II __Ill II. '1:111-WL✓J II 1.1. II_It e: II I, LI,_ _. �---1-.I _ 1 1 -_ _ 'IL_N i----.--- <br />a � <br />cmn cmn ¢ m <br />cq <br />0 <br />N <br />n <br />O <br />V <br />W <br />ICOMPACTED <br />BACKFILL <br />1p' MAx C-C <br />1. SET THE STAKES UPSLOPE ALONG THE LINE <br />OF STAKES <br />WOVEN WIRE FENCE (MIN. 14-1/2 GAUGE, <br />MAX. 6" MESH SPACING) <br />0 <br />MAX. <br />54" MIN. FENCE POSTS, ,,/� // lo <br />DRIVEN MIN. 12" INTO <br />GROUND. 3. STAPLE FILTER MATERIAL BACKFILL AND COMPACT 4. <br />TO STAKES AND EXTEND T <br />IT INTO THE TRENCH. HE EXCAVATED SOIL. <br />m - _ r,;;,v �_rti - - -, - <br />-now <br />- <br />• IIIIII �%� <br />Ilhl <br />IN 11� p <br />IIII�I��IIA���I' <br />IIILij <br />FILTER FABRIC <br />OVER WIRE FENCE <br />WOVEN WIRE FENCE MIN. 14 1/2 GAUGE, <br />MAX. 6" MESH SPAC G) WITH FILTER CLOTH COVER <br />POSTS: STEEL EITHER T OR U TYPE OR 2"x2" HARDWOOD <br />FENCE: WOVEN WIRE, 14-1 /2 GA. 6" MAX. MESH OPENING <br />o FILTER FABRIC: <br />My 1. MIRAFI 14ON <br />COMPACTED FINISH GRADE <br />BACKFILL 2. DUPONT TYPAR 3341 <br />FLOW 3. OR APPROVED EQUAL. <br />EXTEND E FENCE/ <br />MIN. OF 2 INTO TRENCH Z GROUNDRBED <br />EMBEDDED FILTER FABRI \4YENC <br />MIN. 8 INTO GROUND a\ <br />CROSS-SECTION <br />1. WOVEN WIRE FENCE TO BE FASTENED SECURELY TO FENCE POSTS WITH WIRE TIES OR STAPLES. <br />2. FILTER CLOTH TO BE FASTENED SECURELY TO WOVEN WIRE FENCE WITH TIES SPACED EVERY <br />24" AT TOP AND MID SECTION. <br />3. WHEN TWO SECTIONS OF FILTER CLOTH ADJOIN EACH OTHER THEY SHALL BE OVERLAPPED <br />BY SIX INCHES AND FOLDED. <br />4. MAINTENANCE SHALL BE PERFORMED AS NOTED IN THE EROSION CONTROL PLAN. COLLECTED MATERI <br />SHALL BE REMOVED WHEN SEDIMENT ACCUMULATES TO HALF THE HEIGHT OF THE SILT FENCE. <br />SEDIMENTATION/SILT FENCE W/ WIRE SUPPORT <br />N.T.S. <br />TOP OF <br />PROPOSED <br />STORM PIPE <br />Y <br />I <br />Y <br />Z <br />Q <br />m <br />I 1 Z <br />0 <br />10 <br />PROPOSED SWALE <br />0 <br />I o <br />0 <br />o <br />o_ <br />EXISTING SWALE <br />EXISTING SWALE <br />SILT BARRIER INSTALLED <br />DOWNSTREAM OF PROP. <br />INSTALLED <br />DOWNSTREAM OF PROP. <br />SWALE CONNECTION <br />STORM PIPE <br />EXIST. SWALE <br />SILT BARRIER AT <br />SILT BARRIER AT <br />CONNECTION OF SWALE TO <br />CONNECTION OF STORM PIPE <br />EXISTING SWALE <br />TO EXISTING SWALE <br />N.T.S. <br />N.T.S. <br />IFILTER <br />FABRIC <br />GRA <br />INLET <br />FILTER FABRIC <br />'°°°°°0. °°0o500°°o CONCRETE BLOCKS"' CONCRETE BLOCKS <br />°�''^°° °°o° z RUNOFF ♦ 000 <br />o ,../ FILTERED <br />° <br />000°0 °°000 WA R <br />O ° m °° °° <br />�o°o° � <br />t0000 \.\ <br />'•;,,• `0000 SEDIMENT FILTER INLET <br />�0000° <br />0 0 <br />°0°0 <br />°°°° SECTION <br />1-0 <br />.000.0 <br />-Joogo <br />100o0 1. PLACE CONCRETE BLOCKS IN A SINGLE ROW AROUND PERIMETER OF <br />400o0 INLET ON THEIR SIDES, WITH ENDS OF ADJACENT BLOCKS ABUTTING. <br />",' 0 2. HEIGHT OF BARRIER VARIES. USE STACKS OF 4-INCH, 8-INCH, OR 12" BLOCKS. <br />o° o a o00o o 00000o MIN. HEIGHT OF BARRIER 12" AND MAX. HEIGHT OF 24" <br />>0 000000000000000° <br />3.PLACE FILTER FABRIC OVER VERTICAL FACE OF CONCRETE BLOCKS. <br />SEDIMENT 4.THE SEDIMENT FLTER SHALL BE ANY NON -ERODIBLE MATERIAL SUCH AS LOOSE <br />FILTER ROCK, BROKEN CONCRETE THAT WILL SLOW THE FLOW OF THE WATER AND ALLOW <br />PLAN IT TO FILTER THROUGH AND OVER THE MATERIAL BEFORE ENTERING THE INLET. <br />BLOCK AND AGGREGATE <br />INLET SEDIMENT FILTER <br />N.T.S. <br />NOTES: <br />1. DROP INLET SEDIMENT BARRIERS ARE TO BE USED FOR SMALL, NEARLY LEVEL DRAINAGE AREAS. (LESS THAN 5%) <br />2. THE TOP OF THE FRAME (PONDING HEIGHT) MUST BE WELL BELOW THE GROUND ELEVATION DOWNSLOPE TO PREVENT RUNOFF <br />FROM BYPASSING THE INLET. A TEMPORARY DIKE MAY BE NECESSARY ON THE DOWNSLOPE SIDE OF THE STRUCTURE. <br />4 <br />SHEET FLOW INSTALLATION <br />(PERSPECTIVE MEW) <br />3' MAX <br />A FLOW <br />B <br />POINT 'A' SHALL BE <br />✓�� HIGHER THAN POINT 'B' <br />DRAINAGEWAY INSTALLATION <br />(FRONT ELEVATION) <br />NOTE: INSTALL IN ACCORDANCE WITH SILT <br />FENCE DETAIL, EXCEPT AS NOTED ABOVE. <br />SEDIMENTATION/SILT FENCE <br />WITHOUT WIRE SUPPORT <br />N.T.S. <br />STORI <br />LARGI <br />REMO <br />TEMPORARY SEDIMENT <br />N.T.S. <br />FABRIC EXTENDS 1' M <br />SILT FENCE INLET PROTECTION <br />F4 <br />64 <br />N.T.S. <br />SPECIFIC APPLICATION <br />THIS METHOD OF INLET PROTECTION IS <br />APPLICABLE WHERE HEAVY FLOWS ARE <br />EXPECTED AND WHERE AN OVERFLOW <br />CAPABILITY AND EASE OF MAINTENANCE <br />ARE DESIRABLE. <br />EXCAVATED INLET <br />SEDIMENT TRAP <br />N.T.S. <br />E <br />SUPPLY <br />WHEELS <br />H W <br />1.5 2.0 <br />ORIGINAL 2.0 2.0 <br />GROUND 1.0' 2.5 2.5 <br />3.0 2.5 <br />ELEVATION 3.5 3.0 <br />44.0 3.0 <br />67 CU. YD./ACRE 2:JIMH 5.0 4.5 <br />AN if <br />LET: \61 cu. Yo.// 4' RIPRAP <br />EXCAVATLn� FILTER FABRIC <br />ZGRAVEL!* GROUND <br />ELEVATION <br />SECTION A -A <br />** GRAVEL SHALL BE 2"-3" CLEAN STONE <br />LOPE 2: <br />A <br />S RIPRAP <br />6 XGTH RAI(INNA EFEET) <br />A A UAL <br />DIVERSION DIKE <br />• <br />N.T.S. <br />PLACE THE END POST OF THE <br />SECOND FENCE INSIDE THE <br />END POST OF THE FIRST FENCE <br />/ ROTATE BOTH POST AT LEAST <br />180 DEGREES IN A CLOCKWISE <br />DIRECTION TO CREATE A TIGHT <br />SEAL WITH THE FABRIC <br />MATERIAL <br />DIRECTION OF RUNOFF WATERS <br />DRIVE BOTH POST ABOUT 10 <br />INCHES INTO THE GROUND AND <br />BURY FLAP <br />ATTACHING TWO SILT FENCES <br />DIVERSI❑N RIDGE REQUIRED <br />WHERE GRADE EXCEEDS 2% 2/ O�AjER <br />SECTI❑N A -A <br />SPILLWAY <br />PLAN <br />ABRIC <br />_jS, SILT FENCE, <br />:'PROVED METHODS <br />:ZE RUNOFF TO BASIN <br />I <br />12' MIN <br />NOTE, <br />1. THE ENTRANCE SHALL BE MAINTAINED IN A C❑NDITI❑N THAT WILL PREVENT <br />TRACKING OR FL❑WING OF SEDIMENT ONTO PUBLIC RIGHTS-❑F-WAY. THIS <br />MAY REQUIRE TOP DRESSING REPAIR AND/OR CLEAN❑UT OF ANY MEASURES <br />USED TO TRAP SEDIMENT, <br />2, WHEN NECESSARY, WHEELS SHALL BE CLEANED PRI❑R TO ENTRANCE ONTO <br />PUBLIC RIGHT-❑F-WAY. <br />3. WHEN WASHING IS REQUIRED, IT SHALL BE DONE ON AN AREA STABILIZED <br />WITH CRUSHED STONE THAT DRAINS INT❑ AN APPROVED SEDIMENT TRAP <br />OR SEDIMENT BASIN, <br />TEMPORARY CONSTRUCTION ACCESS DETAIL <br />N.T.S. <br />I"11V /'1Vr L1V VlllVIYIYIGIV I/1G rRVVVVI `IIVJ IML-M IIVIV rGR IYI /11VVr/'1l�IVRGRJ Jr GV� <br />S I LTSAC K <br />N.T.S. <br />P❑� <br />HEI <br />A� <br />f-GRAVEL FILLED SANDBAGS <br />PLAN VIEW <br />N❑TESI SECTI❑N A -A <br />1. PLACE CURB TYPE SEDIMENT BARRIERS ON GENTLY SL❑PING STREET <br />SEGMENTS WHERE WATER CAN POND AND ALLOW SEDIMENT TO <br />SEPARATE FROM RUNOFF <br />2, SANDBAGS OF EITHER BURLAP OR WOVEN GE❑TEXTILE FABRIC, ARE <br />FILLED WITH GRAVEL, LAYERED AND PACKED TIGHTLY <br />3, LEAVE ONE SANDBAG GAP IN THE TOP ROW TO PR❑VIDE A SPILLWAY <br />FOR OVERFLOW <br />4. INSPECT BARRIERS AND REMOVE SEDIMENT AS NECESSARY, SEDIMENT <br />AND GRAVEL MUST BE REMOVED FROM THE TRAVELED WAY IMMEDIATELY <br />CURB INLET PROTECTION DETAIL <br />N.T.S <br />URB <br />U) <br />w <br />U <br />Q <br />w <br />¢ <br />w <br />w <br />z Z <br />w O <br />0 a <br />w cr U <br />cn ¢ <br />o w U <br />cm cr ¢ r w <br />0 <br />O z U <br />w cn <br />03 0 <br />N 0 <br />- Q <br />M <br />" °2 "2 w <br />N � � <br />n N o Q <br />0 to co 0 <br />ro0)COr-CDLnd'c)Nr OZ <br />¢W>-0-0zw <br />J Lf) <br />Ocr WZam w it O O <br />cm <br />Q°�ww�0-' C3 O N <br />°�W�M aw w o <br />Z �¢a_<00 0� ON O <br />cr IL <br />a <br />�Q910 <br />4 G� LL M a 2� <br />s Lu <br />0 z IT 0 <br />N. <br />It � <br />g0� <br />0 <br />N <br />w <br />r3 o 0 <br />0 cc CD <br />CA N <br />CL O " rn <br />� 0000o <br />J �0 ^CDU <br />W co N ZZ- CD CL <br />2 w N cr <br />ohm Z"p <br />ZO <br />O N CL C*7 GL l.L Q <br />G� c'3 z 0cn <br />z z O z <br />cczF_� <br />wzF-> <br />zfr <br />��aC3_ 0 <br />U) <br />O z 0cn <br />w z z <br />w _j Ir <br />> U <br />U <br />U <br />w <br />a <br />W p <br />N !� <br />L v <br />Cn <br />M <br />E- <br />0 <br />J Q <br />C <br />MEMOIR <br />Z o J <br />OLL <br />G J � <br />N <br />0 Lu <br />C.) � a <br />� a Z <br />>= W <br />3: N <br />IL <br />w <br />N <br />S <br />H <br />E <br />E <br />T <br />N <br />O <br />