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Defines product types, ribbed bar abrasive options, abrasive filler composition (aluminum oxide/silicon carbide), finish requirements, attachment methods, nose profiles and dimensions, abrasive color selections, and protective options such as taped tops and painted undersides to prevent metal-concrete adverse reactions. Includes submittals, coordination, and compliance references including California Title 24, ADA, OSHA, IBC, UL luminous egress path markings, and relevant ASTM standards.",{"@graph":63,"@context":119},[64,80,102],{"@type":65,"itemListElement":66},"BreadcrumbList",[67,71,74,77],{"item":68,"name":69,"@type":70,"position":9},"https://docshare.wps.com","Home","ListItem",{"item":72,"name":10,"@type":70,"position":73},"https://docshare.wps.com/template/",2,{"item":75,"name":51,"@type":70,"position":76},"https://docshare.wps.com/template/general/",3,{"item":78,"name":59,"@type":70,"position":79},"https://docshare.wps.com/template/babcock-davis-stair-treads-and-nosings-3-part-specification/177773/",4,{"url":78,"name":59,"@type":81,"image":82,"author":87,"headline":59,"publisher":90,"fileFormat":93,"inLanguage":57,"description":61,"dateModified":94,"datePublished":95,"encodingFormat":93,"isAccessibleForFree":96,"interactionStatistic":97},"DigitalDocument",{"url":83,"@type":84,"width":85,"height":86},"https://docshare.wps.com/thumbnails/babcock-davis-stair-treads-and-nosings-3-part-specification/177773.png","ImageObject",442,249,{"name":88,"@type":89},"8796093062539","Person",{"url":68,"name":91,"@type":92},"DocShare","Organization","application/octet-stream","2026-10-04","2026-09-02",true,{"@type":98,"interactionType":99,"userInteractionCount":101},"InteractionCounter",{"@type":100},"ViewAction",6,{"@type":103,"mainEntity":104},"FAQPage",[105,111,115],{"name":106,"@type":107,"acceptedAnswer":108},"What types of stair treads and nosings are covered in this specification?","Question",{"text":109,"@type":110},"The specification covers anti-slip safety stair treads and nosings for new construction and renovation, for inside and outside stair applications using extruded aluminum and cast metal systems.","Answer",{"name":112,"@type":107,"acceptedAnswer":113},"Which standards and codes are referenced for compliance?",{"text":114,"@type":110},"It references California Title 24, ADA barrier-free design requirements, OSHA, IBC, UL 1994 luminous egress path markings, and ASTM standards for aluminum products and photoluminescent safety markings.",{"name":116,"@type":107,"acceptedAnswer":117},"What installation options help prevent concrete from penetrating the tread?",{"text":118,"@type":110},"Taped top and painted undersides are specified to prevent concrete from penetrating the tread during installation and to create a barrier between metal and concrete.","https://schema.org",{"og:url":78,"og:type":121,"og:title":59,"og:site_name":91,"og:description":61},"article",{"robots":123,"canonical":78},"index,follow",{"doc_id":125,"site_id":56},177773,1788329137,{"code":4,"msg":5,"data":128},{"doc_id":125,"user_id":129,"nickname":88,"user_avatar":60,"doc_module":9,"category_id":50,"category_name":51,"doc_title":59,"doc_description":61,"doc_content":130,"file_id":131,"file_url":132,"file_type":133,"file_size":134,"view_count":101,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":135,"language":136,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":137,"faqs":138,"seo_title":139,"seo_description":61,"update_tm":126,"read_time":76},8796093062539,"3-Part CSI MasterFormat Specification\nSECTION 05 5000\nStair Treads and nosings\nRev \u0013 DATE  \\@ \"MM/yy\" \u001409/26\u0015\nGENERAL\nSUMMARY\nSection includes:\nAnti-slip Safety Stair Treads and Nosing’s for new construction and renovation, inside and outside stair applications including extruded aluminum and cast metal systems.\nreferences\nState of California Title 24, Striping code for the visually impaired\nAmerican Disability Act (ADA) barrier-free code design\nOccupational Safety and Health Association (OSHA)\nInternational Building Code (IBC)\nUnderwriters Laboratories (UL) 1994 Luminous Egress Path Markings\nASTM B 221 Standard Specification for Aluminum and Aluminum Alloy extruded bars, rods, wire, shapes and tubes.\nASTM 2072 Standard Specification for Photoluminescent (Phosphorescent) Safety Markings.\ncoordination\nCoordinate with other trades such as concrete and masonry.\nAction SUBMITTALS\nShop Drawings: Indicate configuration and dimensions, show components, adjacent construction, required clearances and tolerance and other affected work.\nProduct Data:  Manufacturer’s technical data for each type of floor door, including setting drawings and finish requirements\ninformational submittals\nProvide manufacturer's standard warranty.\nSustainable Design Submittals:\nBuilding Product Disclosure Requirements: To encourage the use of building products that are working to minimize their environmental and health impacts, provide the following information when available:\nMaterial Ingredients Documentation demonstrating the chemical inventory of the product\nCloseout submittals\nManufacturer's Installation Instructions and Operation & Maintenance:  Indicate installation, operation and maintenance requirements and rough-in dimensions.\nPRODUCTS\nMANUFACTURER\nBabcock-Davis\n9300 73rd Ave N\nBrooklyn Park, MN  55428\nPH: \t(888) 412-3726\nwww.Babcockdavis.com\nabrasive metal [NOSINGS] [TREADS] [AND] [THRESHOLDS]\nRetain product and nosing types required and revise to suit Project. Delete all if configurations are indicated on Drawings.\nSingle Part Unit: Aluminum with abrasive filler consisting of aluminum oxide, silicon carbide, or a combination of both, in an epoxy-resin binder.\nRibbed bar abrasive.  Aluminum alternating with abrasive filler consisting of aluminum oxide, silicon carbide, or a combination of both, in an epoxy-resin binder\nBasis of-Design Product: Babcock-Davis, BSTSB\nNosing Types:\nShort Nose Tread: [1-7/8 inches (48 mm)] [3 inches (76 mm)] [4 inches (102 mm)] wide, with 1/2 inch (13 mm) lip for poured concrete applications.\nAttachment Method: [Cast-In, continuous extruded anchor] [Drilled Hole, Mechanically Fastened].\nShort Tipped Nose: [1-7/8 inches (48 mm)] [3 inches (76 mm)] [4 inches (102 mm)] wide, with 1/4 inch (6 mm) lip for poured concrete and steel pan applications.\nAttachment Method: [Cast-In, continuous extruded anchor] [Drilled Hole, Mechanically Fastened].\nAngled Long Nose Tread: [1-7/8 inches (48 mm)] [3 inches (76 mm)] wide, with 1-1/8 inch (31 mm) lip, 83 degree angle for sloped risers.\nAttachment Method: [Cast-In, continuous extruded anchor] [Drilled Hole, Mechanically Fastened].\nInset, Square Front and Back: [1-3/8 inches (35 mm)] [3 inches (76 mm)].\nAttachment Method: [Cast-In, continuous extruded anchor] [Drilled Hole, Mechanically Fastened].\nFinish: 6063-T5 aluminum, mill finish.\nAbrasive Colors: [Black] [Safety yellow] [see manufacturer for available color selections].\nSpecify taped top or stair nosing guard to prevent concrete from penetrating tread during installation. Painted undersides create a barrier between metal and concrete to avoid adverse reaction.\nOptions:\nTaped Top.\nPainted Undersides.\nFull abrasive filler.  Aluminum filled with abrasive consisting of aluminum oxide, silicon carbide, or a combination of both, in an epoxy-resin binder and aluminum extrusion.\nBasis-of-Design Product: Babcock-Davis; BSTSF\nNosing Types:\nShort Nose Tread: [2 inches (51 mm)] [3 inches (76 mm)] [4 inches (102 mm)] wide, with 1/2 inch (13 mm)","cbCaigdcaUiKZSYz","https://ap.wps.com/l/cbCaigdcaUiKZSYz","doc",97792,7,"English","# Summary\n## References\n## Coordination\n# Submittals\n## Action Submittals\n## Informational Submittals\n## Closeout Submittals\n# Products\n## Manufacturer\n## Abrasive Metal System\n## Nosing Types and Options\n## Finish and Colors","[{\"question\":\"What types of stair treads and nosings are covered in this specification?\",\"answer\":\"The specification covers anti-slip safety stair treads and nosings for new construction and renovation, for inside and outside stair applications using extruded aluminum and cast metal systems.\"},{\"question\":\"Which standards and codes are referenced for compliance?\",\"answer\":\"It references California Title 24, ADA barrier-free design requirements, OSHA, IBC, UL 1994 luminous egress path markings, and ASTM standards for aluminum products and photoluminescent safety markings.\"},{\"question\":\"What installation options help prevent concrete from penetrating the tread?\",\"answer\":\"Taped top and painted undersides are specified to prevent concrete from penetrating the tread during installation and to create a barrier between metal and concrete.\"}]","Babcock-Davis Stair Treads and Nosings - 3-Part Specification | DOC"]