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W <br />� <br />BACK OF CURB <br />WFLOW <br />LINE <br />FRONT OF GUTTER <br />a � <br />A <br />PERPENDICULAR <br />A-*1 <br />ION -WALKABLE OR <br />ALKABLE SURFACE 4 <br />FLARE <br />S <br />NON ALKABLE OR <br />OAR�ALtLE SURFACI <br />FLE <br />TIERED PERPENDICULAR <br />O O" I O" O <br />C <br />PARALLEL <br />CURB OR VAR. . <br />4' 0" MI <br />CURB AND GUTTE R P REQUIRED LANDING <br />v 02 r i it i MAn <br />6" > 0.05 F T./F T. AND <br />CONCRETE 5 0.083 FT,/FT PREFERRED <br />WALK <br />SECTION A -A <br />PERPENDICULAR/TIERED/DIAGONAL <br />CURB OR <br />CURB AND GUTTER VAR. 4'0" �MI R P — REQUIRED L DI G <br />1/4" R. <br />e. ", u°_°:• . • _.�'', b•..•° 0.02 FT./FT, MAX. <br />> 0.02 FT,/FT. AND <br />5 0.05 FT,/FT PREFERRED <br />REVISION: <br />APPR yED:JANUARY 23.2017 <br />�<••- <br />OPERATIONS ENGII�ER <br />WALK <br />SECTION C-C <br />PARALLEL/DEPRESSED CORNER <br />FAN to <br />MODIFIED FAN @o <br />USED WHEN RIGHT-OF-WAY <br />1S CONSTRAINED <br />DEPRESSED CORNER <br />W W <br />J J <br />m EOW <br />Y Q Q U <br />J Y Y Q <br />Z N <br />CC <br />Volzo <br />O MAX. <br />WALK <br />S 8%-10% FLARE <br />O 0" <br />NON -WALKABLE <br />OR WALKABLE DIAGONAL <br />SURFACE MAIL. 0" SHALL ONLY BE SED AFTER ALL <br />Q OTHER CURB RAIIFF 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, TH 6-FROM THE BACK OF CURB BEING THE PREFERRED DISTANCE,ONLY <br />APPLICABL 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 5.07.. <br />CONTRACTION JOINTS SHALL BE CONSTRUCTED ALONG ALL GRADE BREAKS WITHIN THE PAR.1/4" DEEI <br />VISUAL JOINTS SHALL BE USED AT THE TOPS OF CONCRETE FLARES ADJACENT TO WALKABLE SURFA( <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 />�yHEN THE BOULEVARD IS 4' IDE 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 IDTH OF DETECTABLE AR ING IS REQUIRED FOR ALL RAMPS. DETECTABLE WARNINGS <br />SHALL CONTMOUSLY EXTEND FOR MIN. OF 24" IN THE PATH OF TRAVEL. DETECTABLE <br />tARNING TO COVER ENTIRE WIDTH OF SHARED -USE PATHS AND THE ENTIRE PAR WIDTH OF <br />HE 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 />lO MATCH FULL HEIGHT CURB. <br />O 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 />4O SEE SHEET 4 OF 6. TYPICAL SIDE TREATMENT OPTIONS. FOR DETAILS ON FLARES <br />AND RETURNED CURBS. WHEN INITIAL LANDING 1S AT FULL CURB HEIGHT. <br />Q5 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 y CURB TO REDUCE TRIPPING HAZARDS AND FACILITATE SNOW & ICE REMOVAL. <br />8 A 7-MIN TOP RADIUS GRADE BREAK REQUIRED TO BE CONSTRUCTIBLE. <br />9 PAVE FULL WALK WIDTH. <br />10 "S" SLOPES <br />SAON FANSDEEMSH LL ONLY <br />LICAE USED WHEN ALL OTHER FEASIBLE OPTIONS HAVE BEEN <br />EVALUATED <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 />TINDICATES PEDESTRIAN RAMP - SLOPE SHALL BE BETWEEN <br />5.0% MINIMUM AND 8.3% MAXIMUM L IN THE DIRECTION SHOWN <br />AND THE CROSS SLOPE SHALL NOT EXCEED 2.0%. <br />INDICATES PEDESTRIAN RAMP - SLOPE SHALL BE GREATER <br />THAN 2.0% AND LESS THAN 5.07. 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 2.0% SLOPE IN ALL DIRECTIONS. LANDING SHALL BE FULL 'WIDTH OF INCOMING PARS. <br />APPROVED, <br />1-23 -2017 <br />X" CURB HEIGHT <br />PEDESTRIAN CURB RAMP DETAILS <br />STANDARD PLAN 5-297.250 (SHEET 1 OF 6) <br />SHEET NO. 6 OF 25 <br />