[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-663515-105":59,"doc-detail-663515-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","curb-ramp-retrofit-details-engineering-drawing-notes","CURB RAMP RETROFIT DETAILS - Engineering Drawing Notes","","Engineering drawing notes and section details for curb ramp retrofitting, specifying ramp width usage, allowable maximum ramp length, and alignment with existing pedestrian facility (EPF) and shared-use path widths. Includes turning space and landing requirements, detectable warning panel placement and sizing rules, and EPF cross-slope targets (1.5% preferred, 2% maximum). Provides guidance on modifying grade and curb types, vertical alignment and grade breaks, flush grade transitions, island conditions, and flare/profile limits. Notes revisions and regional applicability for North Dakota DOT curb ramp design.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/curb-ramp-retrofit-details-engineering-drawing-notes/663515/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/curb-ramp-retrofit-details-engineering-drawing-notes/663515.png","ImageObject",300,407,{"name":92,"@type":93},"Ophelia","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-28",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the usable curb ramp width and maximum ramp length requirement?","Question",{"text":112,"@type":113},"Ramp width refers to the usable portion excluding flares, matched to the EPF width and relevant path width. The maximum ramp length is 15'.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What turning space and landings are required when directions change?",{"text":117,"@type":113},"Provide turning space with a desirable 5'×5' size or larger and a minimum 4'x4 unconstrained size for any change of direction. Provide landings 5' long by the path width at the bottom and top of parallel ramps, and at the top of perpendicular ramps; turning spaces and landings may overlap.",{"name":119,"@type":110,"acceptedAnswer":120},"How should detectable warning panels be sized and located?",{"text":121,"@type":113},"Match detectable warning panel width to the ramp width. Place the detectable warning panel within the lower turning space and, if needed, within Curb Type I per Note 5. Radial panels are allowed.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},663515,1793228836,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":8,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":81},7971461741311,"https://ap-avatar.wpscdn.com/avatar/74000253aff267980c6?x-image-process=image/resize,m_fixed,w_180,h_180&k=1779345379180704826","# CURB RAMP RETROFIT DETAILS\n\nD-750-3  \nNOTES:  \n1.Ramp width isthe useable portion of the ramp,excluding  \nflares.Match curb ramp width to Existing Pedestrian Facility  \n(EPF)width(4'minimum or 5'for island ramps.)Match ramp  \nwidth to existing shared use path width.Maximum ramp  \nlength is 15'.  \n2.Provide turning space with desirable 5'×5'size or larger and  \nminimum 4'x4unconstrained size,for any change of  \n⑮  \ndirection.Provide landing 5'long x width of path at the  \nbottom and to of parallel ramps and at the top of  \nIype 4  \nperpendicularramps.Turning spaces and Landings may  \noverlap.  \n3.Match detectable warning panel width to ramp width.Radial  \n/回  \npanels are allowed.Place detectable waning panel within  \nCurb Type l (if needed,see Note 5)六  \nthe lower turnng space.  \n4.Provide a cortinuous 4'minimum width EPF with 1.5%  \npreferred crossslope and max2%constructed cross slope.  \n6'Desirable,4 Min.  \nTS  \n5.Modify existirg ground slope with landscaping,as needed.If  \nnot possible,use a vertical curb as detailed on Standard  \n原  \nD-750-2.The Engineer will measure curb at the unitprice bid  \nfor \"Curb-Tye i per lineal foot.  \nS  \nOnly if crosswalk is specified  \n6.Islands:If the profile of theisland curb ramp is 2%or less,  \nprovide a minmum distance of 2'between warning panels.If  \nthe proile of the island curb ramp is steeper than 2%,  \nprovide a tuming space between the ramps.  \n7.Provide genenally planar vertical alignments.Provide grade  \nbreaks,perpendicular to the direction o the pedestrian  \ntravel,at the tbp and bottom of curb ramps(1.5%preferred,  \n2%max consructed cross slope).  \n8.See Curb Ramp Retrofit Transition Details Standard D-750-4  \nfor additional information.Also See PROWAG fo full  \ncompliance in the curb ramp area.  \n9.Grade transitions shall be flush.  \n52\"  \nLEGEND:  \n:Detectable Waming Panel.  \n:Landscaping.  \n:Transitional tie-in to nearestjoint,f neded.  \nCurb Type I(f neded,see Note 5)  \nonrd Drawinn D⁷50-4  \nDetectable Warning Panel  \n\\#3×12\"Bar(18\"spacing)  \n:4'long x width of EPF or4'minimum  \nClear space outside traffic lanes of travel.  \n1.5%preferred cross slope  \n2%maximum cross slope  \n4.7%preferred running and counter slope  \n13  \n5%maximum running and counter slope  \nSection A-A  \nTumino Space  \n\n| 1.5%Preferred  \u003Cbr>⑩axSoe   | 4\"Sidewalk Concrete  \u003Cbr>Detectable Waming Panel  \u003Cbr>5%2Pwax  \u003Cbr>\\#3×12\"Bar(18\"spacing)  \u003Cbr>R   |  |\n| --- | --- | --- |\n|  |  | s   |\n|  |  |  |\n| 4\"Base·  \u003Cbr>Section B-B   |  |  |\n| 15'Max  \u003Cbr>4'Min-  \u003Cbr>4'Min-   |  |  |\n|  |  |  |\n\nS  \nUse at top of ramp or when changing directions.  \ns  \n15%preferred slope(2%maximum)alldirections.  \n圆:Preferred Ramp Grade=5%to 7.5%,  \nCurb height vanies  \nMaximum Constructed Grade =8.3%.  \nPeferred Cross Slope=1.5%,  \nMaximum Constructed Cross Slope=2%.  \n⑥  \n:1.5%preferred cross slope  \n2%maximum constructed cross slope  \nrinning slope consistent with the EPF  \n4.7%preferred max counter slope  \n50%max constructed counter slope  \n⑩  \n:101 maximum constructed slope.  \nMedian Refuge Islands (Cut-Through)  \n④:4:1 maximum constructed slope.  \n0\",3”,or 6\":Curb Height.  \nType A  \n④  \n④  \nNORTH DAKOTA  \nDEPARTMENT OF TRANSPORTATION  \n11-26-13  \nBEVISIONS  \nDATE  \nCHANGE  \n10-17-17  \nupdated to active voice.  \nConcrete Apron for Shared UsePaths with Curb and Gutter  \n09-05-18 Revised Notes,Revision fo  \nTurning Space,Added  \nPassing Space  \nFlare  \nFlare  \nFlare  \nFlare  \nRequirements,Turned  \nCurb Ramp-  \nDetectable Warning Panel  \n\n| (typ.)  \u003Cbr>⑩   | Curb Ramp一  \u003Cbr>5%Ma sope   | (typ.)  \u003Cbr>⑩   |\n| --- | --- | --- |\n\n\n| Top of curb   | (typ.)   | 1.5%Preferred  \u003Cbr>2%Max Slope   | (typ.)   | Top of curb   |\n| --- | --- | --- | --- | --- |\n| ④  \u003Cbr>Face of curb   |  |  | Face of cur  \u003Cbr>④   |  |\n\nType B  \nITop of curb  \n(See Note 6)  \n03-15-21 |slope &other clarifications.  \nTop of curb  \nFace of curb  \nFace of curb  \n05-19-21 Separate Curb Ramp  \n10:1 Flares  \nTransition Area from Curb  \n4:1 Flares  \nRamp area  \n(To","cbCairSHpw1LI38h","https://ap.wps.com/l/cbCairSHpw1LI38h","pdf",611328,"English","# NOTES\n## DIMENSIONAL AND SLOPE REQUIREMENTS\n## DETECTABLE WARNING PANELS AND CURB TYPE\n## LANDINGS, TURNING SPACE, AND FLARES\n## ALIGNMENT, TRANSITIONS, AND ISLAND CONDITIONS\n## REVISION HISTORY","[{\"question\":\"What is the usable curb ramp width and maximum ramp length requirement?\",\"answer\":\"Ramp width refers to the usable portion excluding flares, matched to the EPF width and relevant path width. The maximum ramp length is 15'.\"},{\"question\":\"What turning space and landings are required when directions change?\",\"answer\":\"Provide turning space with a desirable 5'×5' size or larger and a minimum 4'x4 unconstrained size for any change of direction. Provide landings 5' long by the path width at the bottom and top of parallel ramps, and at the top of perpendicular ramps; turning spaces and landings may overlap.\"},{\"question\":\"How should detectable warning panels be sized and located?\",\"answer\":\"Match detectable warning panel width to the ramp width. Place the detectable warning panel within the lower turning space and, if needed, within Curb Type I per Note 5. Radial panels are allowed.\"}]","CURB RAMP RETROFIT DETAILS - Engineering Drawing Notes | PDF"]