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HomeMy WebLinkAbout061 - C500 Erosion Control Details10 MIL PLASTIC LINING C C 10'-0" (MINIMUM) VARIES CONCRETE WASHOUT TYPE C ABOVE GROUND WITH STRAW BALES SECTION C-C NOT TO SCALE STAPLES (2 PER BALE) WOOD OR METAL STAKES (2 PER BALE) 10 MIL PLASTIC LINING BALE STRING STRAW BALENATIVE MATERIAL (OPTIONAL) WOOD OR METAL STAKES (2 PER BALE) STRAW BALE (TYP) 2" 8" 1.12" DIA STEEL WIRE STAPLE DETAIL NOT TO SCALE CONCRETE WASHOUT 4" x 4" x 8' WOOD POST 48" x 24" PLYWOOD PAINTED WHITE 6" BLACK LETTERSLAG SCREWS WITH WASHERS (4 TOTAL) 3'-0" 3'-0" CONCRETE WASHOUT SIGN MAY BE SUBSTITUTED WITH APPROVED EQUAL NOTES: 1.THE ACTUAL LAYOUT OF THE CONCRETE WASHOUT FACILITY SHALL BE DETERMINED IN THE FIELD. 2.A CONCRETE WASHOUT SIGN SHALL BE INSTALLED WITHIN THIRTY FEET (30') OF THE TEMPORARY CONCRETE WASHOUT FACILITY. 3.MATERIALS USED TO CONSTRUCT TEMPORARY CONCRETE WASHOUT FACILITIES SHALL BE REMOVED FROM THE PROJECT SITE AND DISPOSED OF OR RECYCLED. 4.HOLES, DEPRESSIONS, OR OTHER GROUND DISTURBANCE CAUSED BY THE REMOVAL OF THE TEMPORARY CONCRETE WASHOUT FACILITIES SHALL BE BACKFILLED, REPAIRED, AND STABILIZED TO PREVENT EROSION. STRAW WATTLES 1" x 1" STAKE LIVE STAKE NOTES: 1.STRAW WATTLE INSTALLATION REQUIRES THE PLACEMENT AND SECURE STAKING OF THE ROLL IN A TRENCH, 3" x 5" (75-125mm) DEEP, DUG ON CONTOUR. RUNOFF MUST NOT BE ALLOWED TO RUN UNDER OR AROUND ROLL. WATTLE SPACING DEPENDS ON SOIL TYPE AND SLOPE STEEPNESS ADJACENT ROLLS SHALL TIGHTLY ABUTSTRAW WATTLE MUST BE PLACED ALONG SLOPE CONTOURS SEDIMENT, ORGANIC MATTER, AND NATIVE SEEDS ARE CAPTURED BEHIND THE WATTLE 3'-4'(1.2m) 10'-25'(3-8m) 8"-10" DIA. (200-250mm) 3"-5" (75-125mm) INLET GRATE SIDE FLAP (SEE NOTE #4) LENGTH AND WIDTH DIMENSIONS SHALL BE PER PLAN FRONT LIFTING FLAP (SEE NOTE #3) FLAP POCKET (SEE NOTE #5) USE REBAR, STEEL PIPE, OR WOOD 2"x4" FOR REMOVAL MINIMUM DOUBLE STITCHED SEAMS ALL AROUND SIDE PIECES AND ON FLAP POCKETS GEOTEXTILE FILTER FABRIC (FRONT, BACK, AND BOTTOM TO BE A SINGLE PIECE OF FABRIC)4"x6" OPENINGS WITH ROUNDED CORNERS SHALL BE HEAT CUT (ONE HOLE ON EACH OF THE FOUR SIDES) 12" (MIN) 8" 4" 12" INLET PROTECT TYPE D CAN BE INSTALLED IN INLETS WITH OR WITHOUT CURB BOXES NOTES: 1.TAPER BOTTOM OF BAG TO MAINTAIN THREE INCHES (3") OF CLEARANCE BETWEEN THE BAG AND THE STRUCTURE, MEASURED FROM THE BOTTOM OF THE OVERFLOW OPENINGS TO THE STRUCTURE WALL. 2.GEOTEXTILE FILTER FABRIC FOR FLAPS, TOP AND BOTTOM OF OUTSIDE FILTER BAG. FRONT, BACK, AND BOTTOM OF FILTER BAG BEING ONE PIECE. 3.FRONT LIFTING FLAP IS TO BE USED WHEN REMOVING AND MAINTAINING FILTER BAG. 4.SIDE FLAPS SHALL BE A MAXIMUM OF TWO INCHES (2") LONG. FOLD THE FABRIC OVER AND REINFORCE WITH MULTIPLE STITCHES. 5.FLAP POCKETS SHALL BE LARGE ENOUGH TO ACCEPT WOOD 2"x4". THE REBAR, STEEL PIPE, OR WOOD SHALL BE INSTALLED IN THE REAR FLAP AND SHALL NOT BLOCK THE TOP HALF OF THE CURB FACE OPENING. MAINTENANCE NOTES: WHEN REMOVING OR MAINTAINING INLET PROTECTION, CARE SHALL BE TAKEN SO THAT THE SEDIMENT TRAPPED IN THE FABRIC DOES NOT FALL INTO THE STRUCTURE. MATERIAL THAT HAS FALLEN INTO THE INLET SHALL BE IMMEDIATELY REMOVED./// ////////////////// /// ±20' RADIUS (TYP) MOUNTABLE BERM / DIVERSION RIDGE PUBLIC ROAD OR OTHER STABLE SURFACE FLOWFLOWFLOW WATER SUPPLY TO WASH WHEELS AS NECESSARYBB A A 6' (MIN) 10' (MIN) 20' (MIN) 50' (MIN) SPILLWAY ROCK BAGS OR CONTINUOUS GEOSYNTHETIC FABRIC BERM OF EQUIVALENT HEIGHT ROCK BAGS MUST BE PLACED SUCH THAT NO GAPS ARE EVIDENT NOTE: USE ROCK BAGS TO CHANNELIZE RUNOFF TO BASIN AS REQUIRED. SEE NOTES 2% OR GREA T E R MOUNTABLE BERM / DIVERSION RIDGE IS REQUIRED WHERE GRADE EXCEEDS 2% FILTER FABRIC SECTION A-A NOT TO SCALE 6' (MIN) 12" (MIN) 6" (MIN) CLEAR WASH RACK WASH RACK SUPPORT FILTER FABRIC SECTION B-B NOT TO SCALE NOTES: 1.THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION THAT WILL PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO PUBLIC RIGHTS-OF-WAY. THIS MAY REQUIRE TOP DRESSING, REPAIR, AND/OR CLEANOUT OF ANY MEASURES USED TO TRAP SEDIMENT. 2.WHEN NECESSARY, WHEELS SHALL BE CLEANED PRIOR TO ENTRANCE ONTO PUBLIC RIGHT-OF-WAY AT THE SHOWN WASH RACK THAT DRAINS INTO AN APPROVED SEDIMENT TRAP OR SEDIMENT BASIN. 3.USE A WASH RACK DESIGNED AND CONSTRUCTED/MANUFACTURED FOR THE ANTICIPATED TRAFFIC LOADS. CONCRETE, STEEL, OR OTHER MATERIALS ARE ACCEPTABLE. PRE-FABRICATED UNITS SUCH AS CATTLE GUARDS ARE ACCEPTABLE. USE A MINIMUM DIMENSION OF SIX FEET BY TEN FEET (6' x 10'). ORIENT DIRECTION OF RIBS AS SHOWN ON THE DETAIL. 4.INSTALL WASH RACK PRIOR TO, ALONG SIDE OF, OR AS PART OF THE TEMPORARY CONSTRUCTION ENTRANCE. 5.KEEP AREA UNDER WASH RACK FREE OF ACCUMULATED SEDIMENT. IF DAMAGED, REPAIR OR REPLACE WASH RACK. 6" (MIN) THICKNESS OF 2" TO 3" COURSE AGGREGATE VERIFY SCALE! THESE PRINTS MAY BE REDUCED. LINE BELOW MEASURES ONE INCH ON ORIGINAL DRAWING. MODIFY SCALE ACCORDINGLY! 2023COPYRIGHT © MORRISON-MAIERLE, SHEET NUMBER PROJECT NUMBER DRAWING NUMBER DATEDESCRIPTIONNO.BY N:\5659\019 - SWX SITE PLANS 1-3\ACAD\SHEETS\002 BLOCK 5 LOT 2 SHEETS\C500 EROSION CONTROL DETAILS.DWGREVISIONS DRAWN BY: DSGN. BY: APPR. BY: DATE: Q.C. REVIEW DATE: BY: 2880 Technology Blvd West Bozeman, MT 59718 406.587.0721 www.m-m.net engineers surveyors planners scientists MorrisonMaierle PLOTTED BY:CELINE SAUCIER ON Aug/01/2023 SRX BLOCK 5 LOT 2 BOZEMAN MONTANA EROSION CONTROL DETAILS 5659.019 10 C500 CMS CMS JAU 8/1/2023 8/1/2023 R Know what's below. before you dig.CallKnow what's below. before you dig.Call R 2 CONCRETE WASH OUT NOT TO SCALE 3 INLET PROTECTION TYPE D NOT TO SCALE 1 TRACKOUT CONTROL MAT NOT TO SCALE 4 STRAW WATTLE INSTALLATION DETAIL NOT TO SCALE No. 49499 CELINE M PROFESSIONAL E N G INEERM O N TANA LICENSED SAUCIER