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9 41 <br />3 <br />4 <br />LANDING <br />RAMP <br />LANDING <br />RAMP <br />SURFACE <br />NON-WALKABLE <br />CONCRETE <br />SURFACE <br />NON-WALKABLE <br />0" CURB HEIGHT. <br />2 1 <br />2 2 <br />FLARE <br />1 <br />1 <br />2 <br />NOTES: <br />TYPICAL SIDE TREATMENT OPTIONS <br />FULL CURB HEIGHT. <br />6 <br />GRADED FLARES <br />1' MINIMUM <br />SURFACE <br />WALKABLE <br />CONCRETE <br />FLARE <br />2 <br />LANDING <br />RAMP <br />CONCRETE <br />2 1 <br />FLARE <br />2 <br />SURFACE <br />NON-WALKABLE <br />SURFACE <br />NON-WALKABLE <br />A <br />A1 <br />1 <br />2 <br />2 <br />SECTION A-A <br />6"4" <br />VAR. <br />2' <br />7" <br />TOP OF GUTTER <br />GUTTER <br />curb & <br />design v <br />curb <br />5 <br />4 <br />ADJACENT TO WALKABLE SURFACE <br />PAVED FLARES <br />ADJACENT TO NON-WALKABLE SURFACE <br />PAVED FLARES <br />CONCRETE <br />FLARE <br />33 <br />FLARE <br />GRADED <br />1:6 <br />FLARE <br />GRADED <br />1:6 <br />1/2" R. <br />1:61:6 <br />7 <br />7 <br />3 3 <br />8-10%8-10% <br />8 <br />8 <br />6 <br />6CURB TAPERCURB TAPERBACK OF CURBCURB TAPERCURB TAPER <br />BACK OF CURB <br />CURB HEIGHT <br />MATCH INPLACE <br />CURB HEIGHT <br />MATCH INPLACE <br />SEE STANDARD PLATE 7038 AND THIS SHEET FOR ADDITIONAL DETAILS ON DETECTABLE WARNING. <br />(MEASURED AT FRONT FACE OF CURB) <br />3" MINIMUM CURB HEIGHT, 4" PREFERRED <br />CURB AND GUTTER <br />DETECTABLE EDGE WITH <br />RADIAL DETECTABLE WARNING RECTANGULAR DETECTABLE WARNING <br />DETECTABLE EDGE WITHOUT CURB AND GUTTER <br />MEASURED ALONG THE RAMPS FROM THE BACK OF CURB. <br />CONCRETE FLARE LENGTHS ADJACENT TO NON-WALKABLE SURFACES SHOULD BE LESS THAN 8' LONG <br />6 <br />7 <br />6 <br />2' FOR 4" HIGH CURB AND 3' FOR 6" HIGH CURB. <br />9 <br />10 <br />9 <br />LANDING <br />RAMP <br />SURFACE <br />NON-WALKABLE <br />SURFACE <br />NON-WALKABLE <br />2 1 <br />CURB DESIGN V <br />CURB DESIGN V <br />2 <br />6" <br />B B <br />CONCRETE <br />TURF OR <br />CONCRETE <br />TURF OR <br />TOP OF sidewalk <br />SECTION B-B <br />h/2 <br />TYPICALLY USED FOR MEDIANS AND ISLANDS. <br />6" <br />2' <br />3" <br />h <br />10 <br />11 <br />11 <br />13 <br />12 <br />PLAN VIEW <br />RAILROAD CROSSING <br />4' 8.5" <br />RAIL <br />NEAREST <br />PEDESTRIAN <br />GATE ARM <br />2' <br />WARNINGS <br />DETECTABLE <br />2' <br />WARNINGS <br />DETECTABLE <br />WALK/PATH WIDTH <br />WARNINGS ENTIRE <br />PLACE DETECTABLE <br />9 <br />12 <br />PERPENDICULAR TO THE EDGE OF ROADWAY. MAINTAIN 3" MAX. BETWEEN EDGE OF DOMES AND EDGE OF CONCRETE. <br />WHEN NO CONCRETE FLARES ARE PROPOSED, THE CONCRETE WALK SHALL BE FORMED AND CONSTRUCTED <br />THEREFORE IS NOT COMPLIANT WITH ACCESSIBILITY STANDARDS. <br />OF A CURB TAPER AND LESS THAN 3 INCHES IN HEIGHT IS NOT CONSIDERED A DETECTABLE EDGE AND <br />DETECTABLE WARNINGS AND UNIFORMLY RISES TO A 3-INCH MINIMUM CURB HEIGHT. ANY CURB NOT PART <br />TAPERS ARE CONSIDERED A DETECTABLE EDGE WHEN THE TAPER STARTS WITHIN 3" OF THE EDGE OF THE <br />THIS DETECTABLE EDGE REQUIRES DETECTABLE WARNINGS WHEREVER THERE IS ZERO-INCH HIGH CURB. CURB <br />ALL CONSTRUCTED CURBS MUST HAVE A CONTINUOUS DETECTABLE EDGE FOR THE VISUALLY IMPAIRED. <br />BARS ARE NOT NEEDED IF THE APPROACH NOSE IS POURED INTEGRAL WITH THE CURB AND GUTTER. <br />DRILL AND GROUT 2 - NO. 4 12" LONG REINFORCEMENT BARS (EPOXY COATED) WITH 3" MIN. COVER. REINFORCEMENT <br />13 <br />14 <br />14 14 <br />CROSSING SURFACE SHALL EXTEND 2' MINIMUM PAST THE OUTSIDE EDGE OF WALK OR SHARED-USE PATH. <br />THE EDGE OF BITUMINOUS ROADWAY AND/OR BITUMINOUS SHARED-USE PATH TO PROVIDE VISUAL CONTRAST. <br />IF NO CURB AND GUTTER IS PLACED IN RURAL SECTIONS, DETECTABLE WARNINGS SHALL BE PLACED 1' FROM <br />APPROACHING SIDE OF THE GATE ARM. THIS CRITERIA GOVERNS OVER NOTE . <br />BE PLACED ON THE SIDE OF THE GATES OPPOSITE THE RAIL, 2' FROM THE <br />WHEN PEDESTRIAN GATES ARE PROVIDED, DETECTABLE WARNING SURFACES SHALL <br />12 <br />FOR A MIN. 6" LENGTH (MEASURED ALONG FLOW LINE) <br />OF BOTH ROADWAY AND SIDEWALK, ADJACENT PROPERTY CONSIDERATIONS, AND MITIGATING CONSTRUCTION IMPACTS. <br />CONDITIONS DICTATE. THE ENGINEER SHALL DETERMINE THE RAMP SIDE TREATMENTS BASED ON MAINTENANCE <br />SIDE TREATMENTS ARE APPLICABLE TO ALL RAMP TYPES AND SHOULD BE IMPLEMENTED AS NEEDED AS FIELD <br />1 <br />1 <br />1 <br />1 <br />15 <br />15 <br />GATE ARM <br />RAILROAD <br />8.75' <br />16 <br />4.25'4.5' <br />16 <br />15 <br />7 <br />7 <br />FACE OF CURB <br />FACE OF CURB/PROJECTED <br />SURFACE <br />CROSSING <br />ROAD <br />EDGE OF <br />ROAD <br />EDGE OF <br />REINFORCEMENT BARS ARE NOT NEEDED IF THE APPROACH NOSE IS POURED INTEGRAL WITH THE V CURB. <br />DRILL AND GROUT 1 - NO. 4 12" LONG REINFORCEMENT BAR (EPOXY COATED) WITH 3" MIN. COVER. <br />ENSURES MIN. CLEARANCE BETWEEN THE SIDEWALK AND GATE ARM COUNTERWEIGHT SUPPORTS. <br />SIDEWALK TO BE PLACED 8.75' MIN. FROM THE FACE OF CURB/PROJECTED FACE OF CURB. THIS <br />DETAIL <br />APPROACH NOSE <br />SEE PEDESTRIAN <br />DETAIL <br />APPROACH NOSE <br />SEE PEDESTRIAN <br />RETURNED CURB 5 <br />NOSE DETAIL <br />PEDESTRIAN APPROACH <br />SIDE TREATMENT) <br />(FOR RETURNED CURB <br />FLARE <br />WALKABLE <br />SURFACE <br />WALKABLE <br />FLARE <br />WALKABLE <br />BOULEVARD DRAINAGE. <br />FULL HEIGHT CURB REFER TO SHEETS 1 & 2 TO MODIFY THE CURB HEIGHT TAPERS AND MAINTAIN POSITIVE <br />HEIGHT CURB (I.E. 6' LONG RAMP FOR 6" HIGH CURB). WHEN THE INITIAL LANDING IS MORE THAN 1" BELOW <br />SIDE TREATMENT EXAMPLES SHOWN ARE WHEN THE INITIAL LANDING IS APPROXIMATELY LEVEL WITH THE FULL <br />MEASURED PERPENDICULAR TO THE NEAREST RAIL. <br />NEAREST RAIL. FOR SKEWED RAILWAYS IN NO INSTANCE SHALL THE DETECTABLE WARNING BE CLOSER THAN 12' <br />NEAREST EDGE OF DETECTABLE WARNING SURFACES SHALL BE PLACED 12' MINIMUM TO 15' MAXIMUM FROM THE <br />3' FOR MEDIANS AND SPLITTER ISLANDS. NOSE CAN BE REDUCED TO 2' ON FREE RIGHT ISLANDS. <br />RAISED OBSTACLES THAT COULD MISTAKENLY BE TRAVERSED BY A USER WHO IS VISUALLY IMPAIRED. <br />A WALKABLE SURFACE IS DEFINED AS A PAVED SURFACE ADJACENT TO A CURB RAMP WITHOUT <br />OPERATIONS ENGINEER <br />APPROVED: JANUARY 23, 2017 <br />REVISION: <br />STATE DESIGN ENGINEER <br />4 OF 6STANDARD PLAN 5-297.250 <br />TRANSPORTATION <br />OF <br />DEPARTMENT <br />PEDESTRIAN CURB RAMP DETAILS <br />SHEET NO. OF SHEETS(CSAH 50)CITY PROJ. NO. PW-19-0106 <br />APPROVED: <br />REVISED: <br />1-23-2017 <br /> Model:250-4 Pedestrian Curb Ramp1/15/2021Last Saved:\\hrgreen.com\HRG\Data\2018\181582\CAD\Road_Design\sheets\CD191801_spn01.dgnFile:PlotDrvr:pdf_bw_no_level_MnDOT.pltcfgPenTbl:hrg.tbl