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EXISTING SUBGRADE8"MIN 4"8"3" RAD.APPROVED SUBGRADE TO BECOMPACTED TO A MINIMUM OF95% STANDARD PROCTORMAXIMUM DENSITYCONCRETE RIBBON CURB SECTION(NOT TO SCALE)6" AGGREGATE BASE MNDOT 3138CLASS 5 COMPACTED TO 98%STANDARD PROCTOR DENSITYAGG. BASEVARIESVARIESMIN OF 4" AGG. BASE UNDER CURB6"6"BITUMINOUSELEVATION OF RAMPPLAN VIEW OF RAMPPAVEMENTPEDESTRIAN RAMP W/ RETAINING CURBINTEGRAL SIDEWALKMAX5.0%MAX5.0%MAX2.0%DETECTABLE WARNING SURFACE TO BETRUNCATED DOMES AS PER ADASPECIFICATIONS.6" INTEGRALSIDEWALK5.0" MAX.SLOPE5.0" MAX.SLOPE6" RETAININGCURB(8.0' VAN ACC.)ACCESSIBLEPARKING STALLACCESSIBLEPARKING STALLACCESSIBLEPARKING STALL6" RETAININGCURBDETECTABLE WARNINGSURFACE TO BE TRUNCATEDDOMES AS PER ADASPECIFICATIONS.5.0% MAX.5.0% MAX.MAX2.0%6" INTEGRALSIDEWALKISOMETRIC OF RAMPBITUMINOUSPAVEMENTMAX2.0%MAX2.0%2.0%2.0%2% MAX.PEDESTRIAN RAMP W/ RETAINING CURB(NOT TO SCALE)6" RETAINING CURBGRADATION65-9530-6510-35SIEVE SIZE1 1/2"10095-1003-200-80-31"3/4"3/8"NO 4NO 10NO 40NO 200PERCENTPASSINGFILL ROCK LOG WITH 45 LBS. OF OPEN GRADEDAGGREGATE CONSISTING OF SOUND, DURABLEPARTICLES OF CRUSHED QUARRY ROCK OR GRAVELCONFORMING TO THE FOLLOWING GRADATION.5"Ø GEOTEXTILE SOCK, TYPEWOVEN MONOFILAMENTPER MNDOT TABLE 3886-1.MACHINE SLICE.NOTES:1.CRUSHED CONCRETE OR BITUMINOUS SHALL NOT BE USED FOROPEN GRADED AGGREGATEENDS SECURELY CLOSED TOPREVENT LOSS OF OPENGRADED AGGREGATE FILL,SECURED WITH 50 PSI ZIP TIE.SEAM JOINED BY TWO ROWS OF STITCHINGWITH A PLASTIC MESH BACKING OR HEATBONDED (OR APPROVED EQUAL)FILTER LOG(NOT TO SCALE)DETAIL FOR TYPES: STRAW, WOODFIBER OR COIRFLOW45°1"x2"x18" LONG WOODSTAKES AT 2' MAXSPACING. DRIVETHROUGH BACK HALFOF SEDIMENTCONTROL LOG AT 45°ANGLE WITH THE TOPOF THE STAKEPOINTING UPSTREAM.PROVIDE 8-10" OFEMBEDMENT DEPTH.45°1"x2"x18" LONG WOODSTAKES AS NEEDED.DRIVE OVER LOG AT45° ANGLE WITH THETOP OF THE STAKEPOINTING UPSTREAM.PROVIDE 8-10" OFEMBEDMENT DEPTH.PLACE IN SHALLOW TRENCH1-2" OF DEPTHBACKFILL AND COMPACTSOIL FROM TRENCHDETAIL FOR TYPES: WOOD CHIP, COMPOST OR ROCKFLOWNOT FORCONSTRUCTION H A L L B E R GENGINEERINGNOTES:1.DO NOT ALLOW CONSTRUCTION TRAFFIC OR COMPACT SOIL WITHIN BASINS2.INFILTRATION BASIN AREA MAY ONLY BE EXCAVATED TO ITS BASE AFTER THECONTRIBUTING WATERSHED IS STABLE3.THE FINAL GRADING OF THE INFILTRATION BASIN SHOULD FOLLOW THISDETAIL WITH UNDULATIONS IN THE BOTTOM OF THE BASIN. IT SHOULD NOT BEGRADED FLAT. THIS WILL INCREASE THE CHANCES OF ADEQUATE VEGETATIONTAKING HOLD IN WET CONDITIONS.4.PROVIDE 12" NATIVE SOIL LOOSENING/TILLING AS DIRECTED BY ENGINEER.TOP/EDGE OF INFILTRATION BASIN.ELEV = 934.5'OVERFLOW BERM ELEVATION (SOUTHSIDE) = 934.0'3H:1V MAX.CROSS SECTIONELEV 932.5' OR LOWERELEV 933.5'12" MIN.12" MIN.ELEV 931.5' OR LOWERINFILTRATION BASIN(NOT TO SCALE)