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BACK OF CURB <br />FLOW LINE <br />FRONT OF GUTTER <br />n <br />U U U U <br />A.*J <br />PERPENDICULAR <br />n <br />NON —WALKABLE OR S NON —WALKABLE OR <br />WALKABLE SURFACE 4 4 WALKABLE SURFACE <br />FLARE FLARE <br />n n o" o" n n <br />A--*J <br />TIERED PERPENDICULAR <br />PARALLEL <br />CURB OR VAR. 4' 0" MIN. <br />CURB AND GUTTE NAMH REQUIRED LANDING <br />a <br />0.02 FT./FT. MAX. <br />.4 6" > 0.05 FT. /FT. AND <br />CONCRETE <0.083 FT./FT PREFERRED <br />WALK <br />SECTION A— A <br />PERPENDICULAR/TIERED/DIAGONAL <br />CURB OR <br />CURB AND GUTTER <br />1 /4" R <br />I <br />a <br />4• ° 4 ° 4 • ° 4 4� ° ° <br />4' 0" MIN. <br />c a° °•p.. as ° •p.. <br />as ° n• A A'_'n• A A'.' <br />0.02 FT./FT. MAX. <br />6" <br />CONCRETE >0.02 FT./FT. AND <br />WALK <0.05 FT./FT PREFERRED <br />SECTION B—B <br />FAN <br />CURB OR <br />CURB AND GUTTER <br />Eliffe'll u ►. <br />CONCRETE �— 0.02 FT./FT. MAX. <br />WALK <br />SECTION C— C <br />PARALLEL/DEPRESSED CORNER <br />3„ / <br />N <br />3" <br />m <br />FAN(D <br />MODIFIED FAN 10 <br />USED WHEN RIGHT—OF—WAY <br />IS CONSTRAINED <br />DEPRESSED CORNER <br />I <br />WALK <br />NON —WALKABLE <br />OR WALKABLE <br />SURFACE <br />J W <br />mJ <br />< m W <br />Y Y Q U <br />Q < J LL- <br />ry <br />z <br />ry <br />20 <br />O9 2% <br />MAX. <br />8%-10% FLARE <br />e N /` k,/// 0 " <br />DIAGONAL <br />2% „ <br />MAX. 0 SHALL ONLY BE USED AFTER ALL <br />Q' OTHER CURB RAMP TYPES HAVE BEEN <br />EVALUATED AND DEEMED IMPRACTICAL <br />8%-10% FLARE <br />NOTES: <br />LANDINGS SHALL BE LOCATED ANYWHERE THE PEDESTRIAN ACCESS ROUTE (PAR) CHANGES <br />DIRECTION, AT THE TOP OF RAMPS THAT HAVE RUNNING SLOPES GREATER THAN 5.0%, <br />AND IF THE APPROACHING WALK IS INVERSE GRADE GREATER THAN 2%. <br />INITIAL CURB RAMP LANDINGS SHALL BE CONSTRUCTED WITHIN 15' FROM THE BACK <br />OF CURB, WITH 6' FROM THE BACK OF CURB BEING THE PREFERRED DISTANCE, ONLY <br />APPLICABLE WHEN THE INITIAL RAMP RUNNING SLOPE IS OVER 5.0%. <br />SECONDARY CURB RAMP LANDINGS ARE REQUIRED FOR EVERY 30" OF VERTICAL RISE <br />WHEN THE LONGITUDINAL RUNNING SLOPE IS GREATER THAN 5.0%. <br />CONTRACTION JOINTS SHALL BE CONSTRUCTED ALONG ALL GRADE BREAKS WITHIN THE PAR. 1 /4" DEEP <br />VISUAL JOINTS SHALL BE USED AT THE TOPS OF CONCRETE FLARES ADJACENT TO WALKABLE SURFACES. <br />ALL GRADE BREAKS WITHIN THE PAR SHALL BE PERPENDICULAR TO THE PATH OF TRAVEL. THUS BOTH <br />SIDES OF A SLOPED WALKING SURFACE MUST BE EQUAL LENGTH. (EXCEPT AS STATED IN © BELOW. <br />TO ENSURE INITIAL RAMPS AND INITIAL LANDINGS ARE PROPERLY CONSTRUCTED, LANDINGS <br />SHALL BE CAST SEPARATELY. FOLLOW SIDEWALK REINFORCEMENT DETAILS ON SHEET 6 AND <br />THE ADA SPECIAL PROVISIONS — PROSECUTION OF WORK (ADA). <br />TOP OF CURB SHALL MATCH PROPOSED ADJACENT WALK GRADE. <br />WHEN THE BOULEVARD IS 4' WIDE OR LESS, THE TOP OF CURB TAPER SHALL MATCH THE RAMP <br />SLOPES TO REDUCE NEGATIVE BOULEVARD SLOPES FROM THE TOP BACK OF CURB TO THE PAR. <br />ALL RAMP TYPES SHOULD HAVE A MINIMUM 3' LONG RAMP LENGTH. <br />4' MINIMUM WIDTH OF DETECTABLE WARNING IS REQUIRED FOR ALL RAMPS. DETECTABLE WARNINGS <br />SHALL CONTINUOUSLY EXTEND FOR A MIN. OF 24" IN THE PATH OF TRAVEL. DETECTABLE <br />WARNING TO COVER ENTIRE WIDTH OF SHARED —USE PATHS AND THE ENTIRE PAR WIDTH OF <br />THE WALK. DETECTABLE WARNING SHOULD BE 6" LESS THAN THE PAR/TRAIL WIDTH. ARC <br />LENGTH OF RADIAL DETECTABLE WARNINGS SHOULD NOT BE GREATER THAN 20 FEET. <br />RECTANGULAR DETECTABLE WARNINGS SHALL BE SETBACK 3" FROM THE BACK OF CURB. RADIAL <br />DETECTABLE WARNINGS SHALL BE SETBACK 3" MINIMUM TO 6" MAXIMUM FROM THE BACK OF CURB. <br />O1 MATCH FULL HEIGHT CURB. <br />O2 4' MINIMUM DEPTH LANDING REQUIRED ACROSS TOP OF RAMP. <br />O3 3" HIGH CURB WHEN USING A 3' LONG RAMP, 4" HIGH CURB WHEN USING A 4' LONG RAMP. <br />® SEE SHEET 4 OF 6, TYPICAL SIDE TREATMENT OPTIONS, FOR DETAILS ON FLARES <br />AND RETURNED CURBS, WHEN INITIAL LANDING IS AT FULL CURB HEIGHT. <br />O5 DETECTABLE WARNINGS MAY BE PART OF THE 4' X 4' MIN. LANDING AREA IF IT IS NOT <br />FEASIBLE TO CONSTRUCT THE LANDING OUTSIDE OF THE DETECTABLE WARNING AREA. <br />© THE GRADE BREAK SHALL BE PERPENDICULAR TO THE BACK OF WALK. THIS WILL ENSURE <br />THAT THE GRADE BREAK IS PERPENDICULAR TO THE DIRECTION OF TRAVEL. (TYPICAL FOR ALL) <br />O7 WHEN ADJACENT TO GRASS, GRADING SHALL ALWAYS BE USED WHEN FEASIBLE. V CURB, <br />IF USED, SHALL BE PLACED OUTSIDE THE SIDEWALK LIMITS WHEN RIGHT OF WAY ALLOWS. <br />WHEN ADJACENT TO PARKING LOTS, CONCRETE OR BITUMINOUS TAPERS SHOULD BE USED <br />OVER V CURB TO REDUCE TRIPPING HAZARDS AND FACILITATE SNOW & ICE REMOVAL. <br />® A 7' MIN TOP RADIUS GRADE BREAK REQUIRED TO BE CONSTRUCTIBLE. <br />O9 PAVE FULL WALK WIDTH. <br />10 "S" SLOPES ON FANS SHALL ONLY BE USED WHEN ALL OTHER FEASIBLE OPTIONS HAVE BEEN <br />EVALUATED AND DEEMED IMPRACTICAL. <br />LEGEND <br />THESE LONGITUDINAL SLOPE RANGES SHALL BE THE STARTING POINT. IF SITE <br />CONDITIONS WARRANT, LONGITUDINAL SLOPES UP TO 8.3% OR FLATTER ARE ALLOWED. <br />S INDICATES PEDESTRIAN RAMP — SLOPE SHALL BE BETWEEN <br />5.0% MINIMUM AND 8.3% MAXIMUM IN THE DIRECTION SHOWN <br />AND THE CROSS SLOPE SHALL NOT EXCEED 2.0%. <br />F INDICATES PEDESTRIAN RAMP — SLOPE SHALL BE GREATER <br />THAN 2.0% AND LESS THAN 5.0% IN THE DIRECTION SHOWN <br />AND CROSS SLOPE SHALL NOT EXCEED 2.0%. <br />LANDING AREA — 4' X 4' MIN. (5' X 5' MIN. PREFERRED) DIMENSIONS AND MAX <br />2.0% SLOPE IN ALL DIRECTIONS. LANDING SHALL BE FULL WIDTH OF INCOMING PARS. <br />X" CURB HEIGHT <br />wsb <br />WSB PROJECT NO.: <br />016969-000 <br />SCALE: <br />AS SHOWN <br />PLAN BY: <br />SN <br />U) <br />O <br />w <br />ry <br />z <br />0 <br />U <br />w <br />0 <br />w <br />Q <br />0 <br />0 <br />z <br />z <br />o� <br />Lu <br />U_ w _ <br />Lu <br />a_ < <br />z°Q�Q <br />< — U O <br />J <br />_ 0 U Z <br />z <br />Q w <br />= w z LaL, 0 <br />}ao< <br />U <br />pz Q �> ❑ U) <br />w�wQw <br />J = <br />U <br />>-0UnLLL <br />co a- (/) 0 <br />wwUZU) <br />Lu <br />_ Q� (If U Q <br />O ❑ J J <br />z <br />Lu <br />O <br />J <br />Lu <br />Lu <br />0 <br />Lu U <br />Lu <br />0 <br />Q <br />U) <br />z <br />O <br />J <br />O <br />D <br />DESIGN BY: <br />CA <br />CHECK BY: <br />CA <br />cD <br />of <br />w <br />m <br />Q <br />U <br />w <br />U <br />Q <br />❑ <br />z <br />Q <br />U <br />Cz <br />G <br />O <br />D <br />LL <br />O <br />DETAILS <br />0 <br />N <br />0 <br />N <br />0 <br />N <br />w <br />Q <br />PEDESTRIAN CURB RAMP <br />C.P <br />016969-000 <br />SHEET <br />L7.1 <br />