7.3 SR 07-18-2022 - Laserfiche WebLink

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WALKABLE SURFACE RAMP Q F O O BR TO 10% SLOPE 5 0 "-�.--�^5J NON -WALKABLE © SURFACE .0 �� G,� p" 05' 2 O P'P 0" 5 MAX DIRECTIONAL RAMP WALKABLE FLARE MAX NON -WALKABLE SURFACE BACK OF CURB D" FLOW LINE O EICI FRONT OF GUTTER S 0 IF NON -CONCRETE BLVD. IS COMBINED DIRECTIONAL CONSTRUCTED AND IS LESS THAN 2' IN WIDTH AT TOP OF CURB TRANSITION, p" PAVE CONCRETE RAMP WIDTH TO ADJACENT BACK OF CURB. Q LIN GRADE RARAMP BREAK 1 SLOPE O1 MAX. 2.0% SLOPE CTIONS 1 IN ALL DIRECTIONS 0 0" O 11 DETECTABLE WARNING PLACEMENT WHEN© SETBACK CRITERIA IS EXCEEDED ONE-WAY DIRECTIONAL WITH DETECTABLE WARNING AT BACK OF CURB 1.07 MIN. 2.0% MAX VAR. RAMP iN-WALKABLE R iLKABLE SUE BACK OF CURB �2.0%-3.13% 6" CONCRETE WALK FLOW LINE GUTTER SLOPE SECTION D-D FRONT OF GUTTER CURB FOR DIRECTIONAL RAMPS STANDARD ONE-WAY DIRECTIONAL Q9 .STRIAN PATH �F TRAVEL SEMI -DIRECTIONAL RAMP Q®Q 3' DOME SETBACK, 4' LONG RAMP AND PUSH BUTTON 9' FROM THE BACK OF CURB PRIMARILY USED FOR APS APPLICATIONS WHERE THE PAR DOES NOT CONTINUE PAST THE PUSH BUTTON (DEAD-END SIDEWALK) NOTES: LANDINGS SHALL BE LOCATED ANYWHERE THE PEDESTRIAN ACCESS ROUTE 4PAR� CHANGES DIRECTION, AT THE TOP OF RAMPS THAT HAVE RUNNING SLOPES GREATER THA 5.DX, AND IF THE APPROACHING WALK IS INVERSE GRADE. INITIAL CURB RAMP LANDINGS SHALL BE CONSTRUCTED WITHIN 15' FROM THE BACK OF CURB, WITH 6 FROM THE BACK OF CURB BEING THE PREFERRED DISTANCE, ONLY APPLICABLE WHEN THE INITIAL RAMP RUNNING SLOPE IS OVER 5.07 SECONDARY CURB RAMP LANDINGS ARE REQUIRED FOR EVERY 30" OF VERTICAL RISE WHEN THE LONGITUDINAL SLOPE IS GREATER THAN 5.09. CONTRACTION JOINTS SHALL BE CONSTRUCTED ALONG ALL GRADE BREAKS WITHIN THE PAR. 1/4' DEEP VISUAL JOINTS SHALL BE USED AT THE TOP GRADE BREAK OF CONCRETE FLARES ADJACENT TO WAL ABLE SURFACES. ALL GRADE BREAKS WITHIN THE PAR SHALL BE PERPENDICULAR TO THE PATH OF TRAVEL. THUS BOTH SIDES OF A SLOPED WALKING SURFACE MUST BE EQUAL LENGTH. SHALLSBE INITIAL SEPARATELY. FOLLOW SIDEWALKS REIINFORCOEMENT DETAILSUONESNEET LANDINGS THE ADA SPECIAL PROVISION (PROSECUTION OF WORK). TOP OF CURB SHALL MATCH PROPOSED ADJACENT WALK GRADE. WHEN THE BOULEVARD IS 4' WIDE OR LESS THE TOP OF CURB TAPER SHALL MATCH THE RAMP SLOPES TO REDUCE NEGATIVE BOULEVARD §LOPES FROM THE TOP BACK OF CURB TO THE PAR. ALL RAMP TYPES SHOULD HAVE A MINIMUM 3' LONG RAMP LENGTH. 4' MINIMUM WIDTH OF DETECTABLE WARNIKLG IS REQUIRED FOR ALL RAMPS. DETECTABLE WARNINGS SHALL CONTINUOUSLY EXTEND FOR A MIN. OF 24 IN THE PATH OF TRAVEL. DETECTABLE WARNING TO COVER THE ENTIRE PAR WIDTH OF SHARED -USE PATHS AND THE ENTIRE PAR WIDTH OF THE WALK WITH THE EXCEPTION OF 3" MAXIMUM ON EACH OUTSIDE EDGE WHICH ENSURES THE DETECTABLE WARNJNGS (RE ENCASED IN CONCRETE WHEN ADJACENT TO TURF. WHEN ADJACENT TO CONCRETE FLARES 0 - 3 OFFSET IS ALLOWED. WHEN DESIGNING OR ORDERING RECTANGULAR DETECTABLE WARNING SURFACES SHOULD BE 6" LESS THAN THE INCOMING PAR. ARC LENGTH OF THE RADIAL DETECTABLE WARNINGS SHOULD NOT BE GREATER THAN 2D FEET. RADIAL DETECTABLE WARNINGS SHALL BE SETBACK 3" MINIMUM TO 6" MAXIMUM FROM THE BACK OF CURB. SEE NOTES (19 &(1�i FOR INFORMATION REGARDING RECTANGULAR DETECTABLE WARNING PLACEMENT. (D MATCH FULL CURB HEIGHT. Q 3" HIGH CURB WHEN USING A 3' LONG RAMP 4" HIGH CURB WHEN USING(( A 4' LONG RAMP. O 4" PREFERRED (76' MEN HDI STHNCEIREQ IREDCBETWEENR DOMES) EEN DOMES) Q4 THE "BUMP" IN BETWEEN THE RAMPS SHOULD NOT BE IN THE PATH OF TRAVEL FOR COMBINED DIRECTIONAL RAMPS. IF THIS OCCURS MODIFY THE RAMP LOCATION OR SWITCH RAMP TO A FAN/DEPRESSED CORNER. O WALKABLEN SURFACE. DIRECTIONAL RAMON FLARESOSHALLE BE USED. SEE THE DETAILNON ADJACENT TO A © LIMIITSNWHENA RIGHTWOF WAY ALLOWSH WHEN ADJACENT CTO BARK ING ROTS A CONCRETE PLACED BITUMINOUS THESIDEWALK SHOULD BE USED OVER V CURB TO REDUCE TRIPPING HAZARDS AND FACILITATE SNOW & ICE REMOVAL. Q7 MAX. 2.07 SLOPE IN ALL DIRECTIONS IN FRONT OF GRADE BREAK AND DRAIN TO FLOW LINE. SHALL BE CONSTRUCTED INTEGRAL WITH CURB AND GUTTER. © 87. TO 10% WALKABLE FLARE. Q PLACE DOMES AT THE BACK OF CURB WHEN ALLOWABLE SETBACK CRITERIA IS EXCEEDED. ® FRONT EDGE OF DETECTABLE WARNING SHALL BE SET BACK 2' MAXIMUM WHEN ADJACENT TO WALKl�LE SURFACE, AND 5 MAXIMUM WHEN ADJACENT TO NON -WALKABLE SURFACE WITH ONE CORNER SET 3 FROM BACK OF CURB. A WALKABLE SURFACE IS DEFINED AS A PAVED SURFACE ADJACENT TO A CURB RAMP WITHOUT RAISED OBSTACLES THAT COULD MISTAKENLY BE TRAVERSED BY A USER WHO IS VISUALLY IMPAIRED. it RECTANGULAR DETECTABLE WARNINGS MAY BE SETBACK UP TO 9" FROM THE BACK OF CURB WITH CORNERS SET 3 FROM BACK OF CURB. IF 9 SETBACK IS EXCEEDED USE RADIAL DETECTABLE WARNINGS. ® FOR DIRECTIONAL RAMPS WITH THE DETECTABLE WARNINGS PLACED AT THE BACK OF CURB, THE DETECTABLE WARNINGS SHALL COVER THE ENTIRE WIDTH OF THE WALK PATH. THIS THE A DETECTABLE EDGE AND HELPS ELIMINATE THE CURB TAPER OBSTRUCTING TH PATH OF PEDESTRIAN TRAVEL. ® THE CONCRETE WALK SHALL BE FORMED AND CONSTRUCTED PERPENDICULAR TO THE BACK OF CURB. MAINTAIN 3" BETWEEN EDGE OF DOMES AND EDGE OF CONCRETE. ® TO BE USED FOR ALL DIRECTIONAL RAMPS, EXCEPT WHERE DOMES ARE PLACED ALONG THE BACK OF CURB. ® PLACE 2 NO. 4 BARS 4 INCHES FROM SIDE OF FORS NTH A MINIMUM 2 INCHES OF CONCRETE COVER ALONG EACH SIDE OF FLARE (INCIDENTAL). LEGEND THESE LONGITUDINAL SLOPE RANGES SHALL BE THE STARTING POINT. IF SITE CONDITIONS WARRANT, LONGITUDINAL SLOPES UP TO 8.3R OR FLATTER ARE ALLOWED. n INDICATES PEDESTRIAN RAMP - SLOPE SHALL BE BETWEEN 5.0% MINIMUM AND 8.3% MAXIMUM IN THE DIRECTION SHOWN AND THE CROSS SLOPE SHALL NOT EXCEED 2.01 Q INDICATES PEDESTRIAN RAMP - SLOPE SHALL BE GREATER 1 THAN 2.07 AND LESS THAN S.D7 IN THE DIRECTION SHOWN 1 AND CROSS SLOPE SHALL NOT EXCEED 2.07 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. X" CURB HEIGHT