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INSET B VAR. <br />RAMP <br />6" CONCRETE WALK <br />® BACK OF CURB/ <br />EDGE OF WALK <br />FRONT OF GUTTER """ "" 1/4- <br />0 Q 5%MAX <br />B-12" <br />INSET B <br />OUTFLOW GUTTER <br />2D' MAX. RECOMMENDED <br />TO NOT AFFECT PARKING <br />HOLD TANGENT 5' <br />PAST OUTSIDE ZERO / <br />1:3 MIN. TAPER � <br />(DOWNSTREAM SIDE) <br />FRONT OF GUTTER INSET A <br />® BACK OF CURB/ <br />FLOW LINE EDGE OF WALK <br />2—SX <br />� 1/4" <br />1 24" 1 8-12" 1 <br />PERPENDICULAR ( <br />1/4" MIN. TO <br />1/2" MAX. <br />INSET A <br />1:3 MIN. TAPER <br />:5 PREFERRED TAPER <br />(UPSTREAM SIDE) <br />TANGENT 5' <br />OUTSIDE ZERO <br />SMALL RADIUS <br />2-10. TYPICAL <br />0 <br />0 <br />LARGE RADIUS <br />0 20'-40' TYPICAL <br />INSET A <br />FRONT OF GUTTER <br />00 BACK OF CURB/ <br />1 /4" FLOW LINE EDGE OF WALK <br />2 3% � <br />7" O4" <br />24" 8 -12" <br />INSET A <br />FRONT OF GUTTER <br />00 BACK OF CURB/ <br />1/4 <br />FLOW LINE EDGE OF WALK <br />3% <br />1/4 <br />24" o 8-12" <br />NON PERPENDICULAR Q FOR CURB MACHINE PLACEMENT AROUND RADIUS Q <br />PEDESTRIAN ACCESS ROUTE CURB & GUTTER DETAIL (REGARDLESS OF RAMP TYPE) <br />MILL VERTICAL O & ® PAVEMENTIT QS & <br />EDGE <br />EXISTING BIT. 2" BITUMINOUS EXISTING BIT. REMOVE & REPLACE <br />PAVEMENT MILL & PATCH PAVEMENT BIT. PAVEMENT <br />24* 24" a <br />SAWCUT BIT. VARIABLE DEPTH <br />PAVEMENT CONCRETE BASE <br />EXISTING BIT. 2" BIT. PATCH <br />PAVEMENT <br />Q & <br />24 MIN <br />ONLY ALLOWED PER ENGINEER'S APPROVAL <br />SMALL RADIUS <br />2'-10' TYPICAL <br />COMBINED DIRECTIONAL <br />ADA CURB EXTENSION WITH COMPOUND RADIUS (BUMP OUT) 1Q (COMPOUND RADIUS) <br />DIRECTION OF TRAFFIC <br />MAIN STREET <br />SAWCUT <br />CONCRETE PAVEMENT <br />EXISTING <br />CONCRETE PAVEMENT <br />29 a <br />PAVEMENT TREATMENT OPTIONS IN FRONT OF CURB & GUTTER <br />FOR USE ON CURB RAMP RETROFITS <br />NOTES: <br />POSITIVE FLOW LINE DRAINAGE SHALL BE MAINTAINED THROUGH THE PEDESTRIAN ACCESS ROUTE (PAR) AT A 2% MAXIMUM. <br />NO PONDING SHALL BE PRESENT IN THE PAR. <br />ANY VERTICAL LIP THAT OCCURS AT THE FLOW LINE SHALL NOT BE GREATER THAN 1/4 INCH. <br />O FOR USE AT CURB CUTS WHERE THE PEDESTRIAN'S PATH DF TRAVEL IS ASSUMED PERPENDICULAR TO THE GUTTER <br />FLOW LINE. RAMP TYPES INCLUDE: PERPENDICULAR, TIERED PERPENDICULAR, PARALLEL, AND DIAGONAL RAMPS. <br />Q2 FOR USE AT CURB RAMPS WHERE THE PEDESTRIAN'S PATH OF TRAVEL IS ASSUMED NON <br />PERPENDICULAR TO THE GUTTER FLOW LINE. RAMP TYPES INCLUDE: FANS & DEPRESSED CORNERS. <br />Q BEGIN GUTTER SLOPE TRANSITION 10' OUTSIDE OF ALL CURB RAMPS. <br />Q4 THERE SHALL BE NO VERTICAL DISCONTINUITIES GREATER THAN 1/4 <br />0 ELEVATION CHANGE TAKES PLACE FROM THE EXISTING TO NEW FRONT OF GUTTER. <br />PATCH IS USED TO MATCH THE NEW GUTTER FACE INTO THE EXISTING ROADWAY. <br />© VARIABLE WIDTH FOR DIRECTIONAL CURB APPLICATIONS. SEE SHEET 2 FOR DIRECTIONAL CURB SLOPE REQUIREMENTS. <br />O7 TOP FRONT OF GUTTER SHALL BE CONSTRUCTED FLUSH WITH PROPOSED ADJACENT PAVEMENT ELEVATION. <br />TOP 1.5' OF THE GUTTER FACE MUST BE A FORMED EDGE. PAR GUTTER SHALL NOT BE OVERLAID. <br />© SHOULD BE USED AT VERTICALLY CONSTRAINED AREAS WHEN AT A DRAINAGE HIGH PDINT OR SUPER <br />ELEVATED ROADWAY SEGMENTS. <br />O9 DRILL AND GROUT NO. 4 EPDXY —COATED 18" LONG TIE BARS AT 30" CENTER TO <br />CENTER INTO EXISTING CONCRETE PAVEMENT V MINIMUM FROM ALL JOINTS. <br />® HELPS PROVIDE TWO SEPARATE RAMPS, REDUCES THE DOME SETBACK LENGTH AND MINIMIZES DIRECTIONAL CURB. <br />THIS RADIUS DESIGN CLOSELY FOLLOWS THE TURNING VEHICLE PATH WHILE OPTIMIZING CURB RAMP LENGTH. <br />1Q CURB EXTENSIONS SHOULD BE USED IN VERTICALLY CONSTRAINED AREAS, USUALLY IN DOWNTOWN ROADWAY <br />SEGMENTS WHERE ON —STREET PARKING IS AVAILABLE. CURB EXTENSIONS SHOULD BE CONSIDERED FOR <br />APS INTERSECTIONS WHERE SPACE IS LIMITED. <br />PUSH BUTTONS MUST MEET APS CRITERIA AS DESCRIBED IN THE PUSH BUTTON LOCATION DETAIL SHEET. <br />