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ROAD R/1 <br />IDTH VARI <br />IOULDER� <br />14' 6' 20' GRADE[ <br />RAINAGE TRAVELWAY <br />SWALE f(-)2%---, <br />fSHOUL <br />3:1 SLOPE" <br />8" STABILIZED SUBGRADE, LBR 75,-Z <br />COMPACTED TO 98% MAXIMUM DRY <br />DENSITY PER AASHTO T-180 <br />PRIVATE LOCAL <br />RAINAGE 6" MIN. SWALE <br />SWALE DEPTH (TYP.) <br />'3:1 SLOPE <br />6" STABILIZED SUBGRADE, LBR 75, <br />COMPACTED TO 98% MAXIMUM DRY <br />DENSITY PER AASHTO T-180 <br />3:1 SLOPE„� � V-3:1 SLOPE <br />4" COQUINA BASE, LBR 100,-.,// <br />00, 6" STABILIZED SUBGRADE, LBR 75, <br />COMPACTED TO 100% MAXIMUM COMPACTED TO 98% MAXIMUM DRY <br />DRY DENSITY PER AASHTO T-180 DENSITY PER AASHTO T-180 <br />8" STABILIZED SUBGRADE, LBR 75, <br />COMPACTED TO 98% MAXIMUM DRY <br />DENSITY PER AASHTO T-180 <br />PUBLIC LOCAL <br />NOTES: <br />1. ALL ROADS SHALL INCLUDE DRAINAGE IMPROVEMENTS. <br />DATE: OCTOBER 2025 <br />INDIAN RIVER COUNTY <br />DEPARTMENT OF <br />PUBLIC WORKS <br />UNIMPROVED <br />ROADWAY DESIGN <br />CRITERIA <br />DRAWING <br />NO. <br />PW -2 <br />ROAD R/W <br />�HOULDER� <br />(WIDTH VARIES) <br />(SHOULDER <br />13' 6' <br />22' GRADED <br />6' 13' <br />DRAINAGE <br />TRAVELWAY <br />MIN. SWALE <br />SWALE <br />--(-)2%---_ <br />�DRAINAGE6" <br />SWALE DEPTH (TYP.) <br />3:1 SLOPE„� � V-3:1 SLOPE <br />4" COQUINA BASE, LBR 100,-.,// <br />00, 6" STABILIZED SUBGRADE, LBR 75, <br />COMPACTED TO 100% MAXIMUM COMPACTED TO 98% MAXIMUM DRY <br />DRY DENSITY PER AASHTO T-180 DENSITY PER AASHTO T-180 <br />8" STABILIZED SUBGRADE, LBR 75, <br />COMPACTED TO 98% MAXIMUM DRY <br />DENSITY PER AASHTO T-180 <br />PUBLIC LOCAL <br />NOTES: <br />1. ALL ROADS SHALL INCLUDE DRAINAGE IMPROVEMENTS. <br />DATE: OCTOBER 2025 <br />INDIAN RIVER COUNTY <br />DEPARTMENT OF <br />PUBLIC WORKS <br />UNIMPROVED <br />ROADWAY DESIGN <br />CRITERIA <br />DRAWING <br />NO. <br />PW -2 <br />