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HomeMy WebLinkAbout217.40ROCK MUST COMPLETELY COVER THE 2:1 SLOPES �aaaoo -III � 11III1 I II � III A L = THE DISTANCE SUCH THAT POINTS A AND B ARE OF EQUAL ELEVATION L 2"-4" ROCK B 76v�' 11 I I I I, I I ©ova NOTES 1. CONDITION OF USE 1.1. WERE CONCENTRATED RUNOFF FROM DISTURBED AREAS TO AND FROM PONDS OR TRAPS. 1.2. TO CONVEY RUNOFF INTERCEPTED FROM UNDISTURBED AREAS AROUND THE SITE TO A NON-EROSIVE DISCHARGE POINT. 2. MAINTENANCE STANDARDS 2.1. ANY SEDIMENT DEPOSITION OF MORE THAN 0.5 FEET SHALL BE REMOVED SO THAT THE CHANNEL IS RESTORED TO ITS ORIGINAL DESIGN CAPACITY. 2.2. THE CHECK DAMS SHALL BE EXAMINED FOR SIGNS OF SCOURING AND EROSION OF THE BED AND BANKS. IF SCOURING AND EROSION HAS OCCURRED, AFFECTED AREAS SHALL BE PROTECTED BY RIPRAP OR AN EROSION CONTROL BLANKET. Y � STD. PLAN - 217.40 y + PUBLIC WORKS CHECK DAMS SPACING AND �N 0$ DEPARTMENT CROSS SECTIONS MARCH 2008