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Home My WebLink AboutC1.55 SWPPP Details T H E L AN D - G R O U P 50'MINIMUM 5'MAX(TYP.) FASTNER- MINIMUM NO. 10 GAGE WIRE EXISTING (4 PER POST REQ'D) L S.y PAVEMENT CONSTRUCTION SPECIFICATIONS POST SIGN NEAR BASIN 0 0 -`U 1. STONE SIZE-USE CRUSHED 2" STONE OR RECLAIMED OR RECYCLED FILTER FABRIC �7 7 CONCRETE EQUIVALENT FOR TOP LAYER, 2"-8" DIAMETER FOR BASE LAYER. FILTER CLOTH MOUNTABLE BERMJ 2. LENGTH-AS REQUIRED, BUT NOT LESS THAN 50 FEET (EXCEPT ON A CONCRETE z `" `9 (OPTIONAL) SINGLE RESIDENCE LOT WHERE A 30 FOOT MINIMUM LENGTH WOULD APPLY). WASHOUT r° 3. THICKNESS-NOT LESS THAN 6 INCHES. G9� \ EXISTING GRADE PROFILE 4. WIDTH-15 FOOT MINIMUM, BUT NOT LESS THAN THE FULL WIDTH AT `c�'s- \\ � ;;\ y %� % \� POINTS WHERE INGRESS OR EGRESS OCCURS. Ax 5. FILTER CLOTH-WILL BE PLACED OVER THE ENTIRE AREA PRIOR TO ELEVATION 50'MINIMUM PLACING OF STONE. FILTER CLOTH WILL NOT BE REQUIRED ON A SINGLE FAMILY RESIDENCE LOT. FILTER FABRIC 6. ALL SURFACE WATER FLOWING OR DIVERTED TOWARD CONSTRUCTION ENTRANCES SHALL BE PIPED ACROSS THE ENTRANCE. IF PIPING IS DIRECTION OF FLOW �-`O- _'r1&00r@0nb `O-`O� �p- - - -`t7 IMPRACTICAL, A MOUNTABLE BERM WITH 5:1 SLOPES WILL BE z "2�� PERMITTED. 10 MIL (MIN.) EXISTING GROUND mo�XoNc ti0 C ' O O O O EXISTING 7. MAINTENANCE-THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION PLASTIC LINER `0 z WHICH WILL PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO O OC O O O�C 0 10 O O PAVEMENT PUBLIC RIGHT-OF-WAY. THIS MAY REQUIRE PERIODIC TOP DRESSING T �� WITH ADDITIONAL STONE AS CONDITIONS DEMAND AND REPAIR AND/OR >520 0 0 F 020 z� CLEANOUT OF ANY MEASURES USED TO TRAP SEDIMENT. ALL s`' COMPACTED NATIVE MATERIAL SEDIMENT SPILLED, DROPPED, WASHED OR TRACKED ONTO PUBLIC JQ� RIGHT-OF-WAY MUST BE REMOVED IMMEDIATELY. 6"MIN. 0�0 8. WASHING-WHEELS SHALL BE CLEANED TO REMOVE SEDIMENT PRIOR FABRIC ANCHOR DETAIL ` 0 TO ENTRANCE ONTO PUBLIC RIGHT-OF-WAY. WHEN WASHING IS �9 NOTES: PLAN VIEW 0 o REQUIRED, IT SHALL BE DONE ON AN AREA STABILIZED WITH STONE �'�s3 1. TEMPORARY SEDIMENT FENCE SHALL BE INSTALLED PRIOR TO ANY GRADING WORK IN THE AREA TO BE PROTECTED. T AND WHICH DRAINS INTO AN APPROVED SEDIMENT TRAPPING DEVICE. ��A THEY SHALL BE MAINTAINED THROUGHOUT THE CONSTRUCTION PERIOD AND REMOVED IN CONJUNCTION WITH THE 9. PERIODIC INSPECTION AND NEEDED MAINTENANCE SHALL BE PROVIDED FINAL GRADING AND SITE STABILIZATION. AFTER EACH RAIN. 2. FILTER FABRIC SHALL BE CLASS 1 WITH EQUIVALENT OPENING SIZE OF AT LEAST 30 FOR NONWOVEN AND 50 FOR NOTES WOVEN. 1. DIMENSIONS VARY. RESPONSIBLE PERSON SHALL SIZE BASIN APPROPRIATELY. 3. FENCE POSTS SHALL BE EITHER STANDARD STEEL POST OR WOOD POST WITH A MINIMUM CROSS-SECTIONAL AREA OF 2. SELF CONTAINED MOBILE WASHOUTS WITH DELIVERY AND REMOVAL SERVICES ARE ACCEPTABLE. 3.0 SQ. IN. Stabilized Construction Entrance (BMP 40) Concrete Washout (BMP 49) Silt Fence Install 1 (BMP 65)2 3 Z 1 Scale: NTS Scale: NTS Scale: NTS O WOOD STAKE SEE WOOD STAKE WOOD STAKE DETAIL THIS SHEET FIBER WATTLE DRAIN INLET FIBER WATTLE FILTER FABRIC FIBER WATTLES SEE WOOD STAKE O DETAIL THIS SHEET \/p�NS�ppFtT TRAPPED SEDIMENT PLAN VIEW DRAIN INLET DpWIV / FLOW ��WFLOW S�ppFFINISHED GRADE, PER PLANS WOOD STAKE � / TV SLOPE SURFACEa SLOPE SURFACE FILTER FABRIC O y TRENCH \ / \/\/\ I I I / CO3 CD \\\ DRAIN INLET COMPACTED SUBGRADE SECTION VIEW NOTES: QO 1. INSPECT PERIODICALLY AND REPAIR/REPLACE AS REQUIRED. also cc 2. REMOVE SEDIMENT ACCUMULATIONS WHEN FILTER CAPACITY IS IMPAIRED BY 50%. W Q � 3. OTHER METHODS OF INLET PROTECTION MAY BE APPROVED UPON REVIEW BY THE PLAN PREPARER. J M 4. SEE STATE OF IDAHO CATALOG OF STORM WATER BEST MANAGEMENT PRACTICES BMP #31 FOR °O ADDITIONAL INFORMATION. be No U - CJ Q Fiber Roll (BMP 35) Fiber Roll Stake Section (BMP 35) Fiber Roll Stake Section 2 (BMP 35) Drop Inlet Protection Type III (BMP 31 ) !c o 4 Scale: NTS Scale: NTS Scale: NTS Scale: NTS 67 C=) LOW Revisions STORM SEWER GRATE 1. �p0�0 DANDY SACKTM ��Q�OODOQ� SPECIFICATIONS OO pO �O LIFT STRAPS pO0�0 \ NOTE:THE DANDY SACKTM WILL BE MANUFACTURED IN THE U.S.A. FROM A WOVEN REINFORCED CORNERS MONOFILAMENT FABRIC THAT MEETS OR EXCEEDS THE FOLLOWING SPECIFICATIONS: REGULAR FLOW DANDY SACKT- (BLACK) REQUIRED OVERFLOW PORTS MECHANICAL PROPERTIES TEST METHOD UNITS MARV ® GRAB TENSILE STRENGTH ASTM D 4632 KN LBS 1.78 400 X 1.40 315 MANAGEABLE 2-FT ® DANDY SACKTM GRAB TENSILE ELONGATION ASTM D 4632 % 15 X 15 CONTAINMENT AREA PUNCTURE STRENGTH ASTM D 4833 KN LBS 0.67 150 MULLEN BURST STRENGTH ASTM D 3786 KPA PSI 5506 800 TRAPEZOID TEAR STRENGTH ASTM D 4533 KN LBS 0.67 150 X 0.73 165 DUMPING STRAPS UV RESISTANCE ASTM D 4355 % 90 APPARENT OPENING SIZE ASTM D 4751 MM US STD SIEVE 0.425 40 FLOW RATE ASTM D 4491 1/MIN/M2 GAL/MIN/FT 2 2852 70 I I PERMITTIVITY ASTM D 4491 SEC-' 0.90 STORM INLET HI-FLOW DANDY SACKTM (SAFETY ORANGE) �sZp14AL ENG' NOTES: MECHANICAL PROPERTIES TEST METHOD UNITS MARV o�� GENSF0 l� 1. INSPECT AT FREQUENCY DESCRIBED IN SWPPP DOCUMENTS. REPAIR OR REPLACE AS NEEDED. GRAB TENSILE STRENGTH ASTM D 4632 KN LBS 1.62 365 X 0.89 200 2139 2. REMOVE SEDIMENT ACCUMULATIONS WHEN FILTER CAPACITY IS REDUCES BY 50%. GRAB TENSILE ELONGATION ASTM D 4632 % 24 X 10 06/03/2025 PUNCTURE STRENGTH ASTM D 4833 KN LBS 0.40 90 MULLEN BURST STRENGTH ASTM D 3786 KPA PSI 3097 450 l qT f OF TRAPEZOID TEAR STRENGTH ASTM D 4533 KN LBS 0.51 115 X 0.33 75 9C?E K. UV RESISTANCE ASTM D 4355 % 90 APPARENT OPENING SIZE ASTM D 4751 MM US STD SIEVE 0.425 40 FLOW RATE ASTM D 4491 1/MIN/M2 GAL/MIN/FT 2 5907 145 Project No.: 121130 PERMITTIVITY ASTM D 4491 SEC-' 2.1 Date of Issuance: 05.08.2025 a *Note:All Dandy SacksTM can be ordered with our optional oil absorbent pillows Project Milestone: CONSTRUCTION DOCUMENTS 3 a Drop Inlet Protection Type I (BMP 31 ) SWPPP Details M E o NTS Scale: 6 6E C1 5