[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-1-en-105":3,"doc-seo-177771-105":53,"doc-detail-177771-en":127},{"code":4,"msg":5,"data":6},0,"success",[7,14,19,24,29,34,39,44,49],{"id":8,"doc_module":9,"doc_module_name":10,"category_name":11,"show_sort_weight":12,"slug":13},11,1,"Template","Presentations",90,"presentations",{"id":15,"doc_module":9,"doc_module_name":10,"category_name":16,"show_sort_weight":17,"slug":18},12,"Resumes",80,"resumes",{"id":20,"doc_module":9,"doc_module_name":10,"category_name":21,"show_sort_weight":22,"slug":23},14,"Invoices",70,"invoices",{"id":25,"doc_module":9,"doc_module_name":10,"category_name":26,"show_sort_weight":27,"slug":28},15,"Posters",60,"posters",{"id":30,"doc_module":9,"doc_module_name":10,"category_name":31,"show_sort_weight":32,"slug":33},16,"Social Media",50,"social-media",{"id":35,"doc_module":9,"doc_module_name":10,"category_name":36,"show_sort_weight":37,"slug":38},17,"Forms",40,"forms",{"id":40,"doc_module":9,"doc_module_name":10,"category_name":41,"show_sort_weight":42,"slug":43},18,"Letters",30,"letters",{"id":45,"doc_module":9,"doc_module_name":10,"category_name":46,"show_sort_weight":47,"slug":48},21,"Paper Templates",5,"papers-templates",{"id":50,"doc_module":9,"doc_module_name":10,"category_name":51,"show_sort_weight":4,"slug":52},158,"General","general-158",{"code":4,"msg":54,"data":55},"ok",{"site_id":56,"language":57,"slug":58,"title":59,"keywords":60,"description":61,"schema_data":62,"social_meta":120,"head_meta":122,"extra_data":124,"updated_unix":126},105,"en","precast-concrete-stair-treads-section-034819-part-1-general","PRECAST CONCRETE STAIR TREADS - SECTION 034819 - PART 1 GENERAL","","Precast concrete stair tread specification covering CalArc “Steptreads” by Stepstone, including guidance for selecting applications, installation methods, and coordination with related steel and wood stair sections. The document defines section scope, regulatory compliance, submittal requirements (shop drawings, samples, installation details, and warranties), and quality assurance for load-carrying capacity and accessibility. It also details delivery, storage, handling, and a 5-year material and workmanship warranty.",{"@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":46,"@type":70,"position":76},"https://docshare.wps.com/template/paper-templates/",3,{"item":78,"name":59,"@type":70,"position":79},"https://docshare.wps.com/template/precast-concrete-stair-treads-section-034819-part-1-general/177771/",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/precast-concrete-stair-treads-section-034819-part-1-general/177771.png","ImageObject",442,249,{"name":88,"@type":89},"Pentious","Person",{"url":68,"name":91,"@type":92},"DocShare","Organization","application/vnd.openxmlformats-officedocument.wordprocessingml.document","2026-10-12","2026-09-02",true,{"@type":98,"interactionType":99,"userInteractionCount":101},"InteractionCounter",{"@type":100},"ViewAction",7,{"@type":103,"mainEntity":104},"FAQPage",[105,111,115],{"name":106,"@type":107,"acceptedAnswer":108},"本规范涵盖哪些内容？","Question",{"text":109,"@type":110},"本节说明预制混凝土踏步面板（treads）、立板（risers）与平台支承件（landings）的适用范围，并按钢楼梯与木楼梯的连接方式给出相关要求。","Answer",{"name":112,"@type":107,"acceptedAnswer":113},"需要提交哪些资料（submittals）？",{"text":114,"@type":110},"需提交安装定位图与模板（含锚固件）、成品样品（用于颜色、纹理及可探测警示条纹验证）、制造商完整安装细则，以及制造商产品保修文件的证明副本。",{"name":116,"@type":107,"acceptedAnswer":117},"预制踏步的保修期限是多少？",{"text":118,"@type":110},"提供覆盖材料与工艺缺陷的保修，期限为5年；不属于正常范围的异常滥用与忽视不在保修内。","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},177771,1790245536,{"code":4,"msg":5,"data":128},{"doc_id":125,"user_id":129,"nickname":88,"user_avatar":130,"doc_module":9,"category_id":45,"category_name":46,"doc_title":59,"doc_description":61,"doc_content":131,"file_id":132,"file_url":133,"file_type":134,"file_size":135,"view_count":101,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":136,"language":137,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":138,"faqs":139,"seo_title":140,"seo_description":61,"update_tm":141,"read_time":79},1374404730887,"https://ap-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","The following specification refers to the Stepstone, LLC product known as:\nSteptreads\nIf you need any additional information, please call Stepstone, LLC at 800-572-9029\nor visit our website stepstoneprecast.com\nJuly 2026\n\u000fNote to specifier:  Stepstone is the manufacturer of CalArc Steptreads.  Stepstone is a manufacturer only, not an installer. Stepstone is not responsible for defects that are not related directly to the manufacture of the CalArc Steptreads.\nThe following is provided as a guide to specifying the various applications of CalArc Steptreads, but does not infer that Stepstone approves materials other than those provided by Stepstone.  Installation methods specified herein are provided as a guide only.\nIf you need any additional information, please call Stepstone, LLC at 800-572-9029 or visit our website at \u0013 HYPERLINK \"http://www.stepstoneprecast.com\" \u0014www.stepstoneprecast.com\u0015.\nPRECAST CONCRETE STAIR TREADS\nSECTION 034819\nPART 1 \u001e GENERAL\nSUMMARY:\nSection Includes:\nNote to Specifier:  Select one or more as required.  Delete risers and landings if not required.\nPrecast concrete stair treads, risers and landings, welded or bolted to supports on steel stairs.\nPrecast concrete stair treads, risers and landings, bolted to supports on wood stairs.\nRelated Sections:\nNote to Specifier:  Delete and/or Modify - stair type which does not occur.\nSection 055100 (05510) Steel Stairs:  Stairs and stringers designed, fabricated and installed to meet applicable building codes, including weld plates for field attachment of Steptread welding plates.\nSection 062000 (06200) Wood Stairs:  Stairs and stringers designed, fabricated and installed to meet applicable building codes, including bolting for field attachment of Steptreads.\nREFERENCES:\nAmerican Society for Testing and Materials (ASTM):\nASTM C33\tConcrete Aggregates\nASTM C139\tConcrete Compressive Strength\nASTM C 144\tAggregate for Masonry Mortar\nASTM C 150\tPortland cement\nASTM C595\tStandard Specification for Blended Hydraulic Cements\nASTM C 642\tWater Absorption, Density, Voids in Hardened Conc\nASTM C 666\tRapid Freeze/Thaw Resistance of Conc\nASTM C 979\tPigments for Integrally Colored Concrete\nASTM E303\tPendulum Slip Resistance\nSUBMITTALS:\nShop Drawings:  Provide setting drawings and templates showing recommended installation of anchorage devices.\nNote to specifier:  Delete sentence in bold type if sealer is not to be factory applied.  See note hereafter for conditions of sealer application.\nSamples:  Submit two 3” wide by full depth samples of each type of stair tread unit to show the full range of color and texture of treads and integral detectable warning stripes, for selection and approval.  If sealer is to be applied to stair tread surfaces, apply sealer on one sample.\nManufacturer's Installation Details:  Submit complete.\nWarranty: Provide certified copies of manufacturer's product warranties.\nSUBSTITUTIONS:\nRefer to Section (    ) for procedures.  Note to Specifier: Insert appropriate section.\nProposed substitutions: No known equal.\nQUALITY ASSURANCE:\nCompliance with Regulations: Comply with requirements of state and local building codes and with rules and regulations relating to building accessibility.\nQualifications of Manufacturer: Company specializing in manufacture of precast concrete stair treads with a minimum of 10 continuous years of documented experience.\nTreads and connection shall be capable of supporting dead loads plus a uniform live load of 100 pounds per square foot.\nPre-installation Conference: As directed by the Architect\nDELIVERY, STORAGE AND HANDLING:\nDeliver all materials to the installation site in the manufacturer's original packaging. Packaging shall contain manufacturer's name, customer name, order, identification number, and other related information.\nNote to specifier:  Delete risers and landings if not required.\nHandle and store stair treads, risers and landings in accordance with manufacturer's recommendations.  Do not rest treads on the riser sect","cbCaikcycZXMpAB1","https://ap.wps.com/l/cbCaikcycZXMpAB1","docx",315532,10,"English","# SECTION 034819 PRECAST CONCRETE STAIR TREADS\n## PART 1 - GENERAL\n## PART 2 - PRODUCTS","[{\"question\":\"本规范涵盖哪些内容？\",\"answer\":\"本节说明预制混凝土踏步面板（treads）、立板（risers）与平台支承件（landings）的适用范围，并按钢楼梯与木楼梯的连接方式给出相关要求。\"},{\"question\":\"需要提交哪些资料（submittals）？\",\"answer\":\"需提交安装定位图与模板（含锚固件）、成品样品（用于颜色、纹理及可探测警示条纹验证）、制造商完整安装细则，以及制造商产品保修文件的证明副本。\"},{\"question\":\"预制踏步的保修期限是多少？\",\"answer\":\"提供覆盖材料与工艺缺陷的保修，期限为5年；不属于正常范围的异常滥用与忽视不在保修内。\"}]","PRECAST CONCRETE STAIR TREADS - SECTION 034819 - PART 1 GENERAL | DOCX",1788329129]