[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-648221-105":59,"doc-detail-648221-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","loft-conversion-estimate-take-off-and-cost-estimate-residential-roof-conversion","Loft Conversion Estimate - Take-off and Cost Estimate - Residential Roof Conversion","","Residential roof conversion estimate detailing the project scope for a rear dormer loft conversion, including loft floor area of approx. 58.34 m² and an estimated programme of 7.5 weeks. The schedule provides take-off and pricing for demolition and alterations, structural steel frame and upper-floor framing, roof structure and covering with insulation and GRP warm flat-roof build-up, external wall build-up, windows and rooflights, and internal wall partitions with plasterboard finishes. All figures exclude VAT and specify material-focused quantities.",{"@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":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/loft-conversion-estimate-take-off-and-cost-estimate-residential-roof-conversion/648221/",{"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/loft-conversion-estimate-take-off-and-cost-estimate-residential-roof-conversion/648221.png","ImageObject",300,407,{"name":92,"@type":93},"The UK Girl","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-25","2026-10-23",true,{"@type":102,"interactionType":103,"userInteractionCount":14},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the stated scope of the loft conversion project?","Question",{"text":112,"@type":113},"The scope specifies a rear dormer loft conversion, including associated rear dormer elements such as roof windows and the described structural and finishing works.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What are the key area and duration figures included in the estimate?",{"text":117,"@type":113},"The loft floor area is approx. 58.34 m² and the estimated programme is 7.5 weeks. The dormer flat roof area is approx. 20.72 m².",{"name":119,"@type":110,"acceptedAnswer":120},"Are the prices in the estimate inclusive of VAT?",{"text":121,"@type":113},"Figures exclude VAT, as stated in the estimate.","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},648221,1792935208,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":14,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":44,"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":143,"read_time":144},2199028711991,"https://us-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","RESIDENTIAL ROOF CONVERSION  \nLoft Conversion  \nRear dormer and two roof windows | To plasterboard finish  \nConcept rear-view illustration based on estimate description-not an approved elevation  \nPROJECT SCOPE  \nRear dormer loft conversion  \nLOFT FLOOR AREA  \nApprox. 58.34 m²  \nESTIMATED PROGRAMME  \n7.5 weeks  \nDORMER FLAT ROOF  \nApprox. 20.72 m²  \nTake-off and cost estimate  \nDetailed quantities, assumptions, exclusions and terms follow.  \nFigures exclude VAT  \nDemoliঞon & Alteraঞons  \n\n| Descripঞon | Qty | Unit | Rate | Total |\n| --- | --- | --- | --- | --- |\n| Strip exisঞng roof covering (concrete ঞles/ba􀂂ens/felt) to rear pitch fordormer opening — materials/disposal bags (inferred L4, ~35 m² rear pitch affected) | 35 | m² | £3.00 | £105.00 |\n| Cut/form opening in exisঞng roof structure — consumables (blades/props fixings) | 1 | item | £120.00 | £120.00 |\n| Remove secঞon of internal first-floor wall (assumed non-loadbearing, contractor to confirm on opening up per SE note)—protecঞve sheeঞng/dust control | 1 | item | £85.00 | £85.00 |\n| Making-good materials to juncঞons of altered fabric | 1 | item | £140.00 | £140.00 |\n| Secঞon Subtotal (Materials): |  |  |  | £450.00 |\n\nFrame & Upper Floors  \n\n| Descripঞon | Qty | Unit | Rate | Total |\n| --- | --- | --- | --- | --- |\n| Structural steel supply/fabricaঞon — B1 203x133UB25 (5 .8m), B2 152x152UC23 (2 .8m), B3 203x203UC46 (5 .8m), S355, hot-dip galv 85µm. Approx mass: B1 145kg + B2 65kg + B3 267kg = 0.477 tonne (schedulederived, level 1) | 0.48 | tonne | £1,500.00 | £720.00 |\n| Steel spreader plates SSP1 (330x100x20) + SSP2 (440x100x20) welded to flanges — supply, galv | 6 | No. | £38.00 | £228.00 |\n| Grade 30 concrete padstones (330 & 440 bearings) + shims/dry-pack grout materials | 6 | No. | £28.00 | £168.00 |\n| M12 resin anchors / M20 grade 8.8 fixing bolts / column shear-fix plates —fixing pack (per SE typical details) | 1 | item | £240.00 | £240.00 |\n| Lo[ floor joists 47x150mm C24 @ 300c/cs (span 2.8m zone), incl trimmer B4 zone. Floor area BB-1+BB-2 = 58.34 m²; joist run allowance incl 10% waste:\u003Cbr>205 lin m → 47 No. 4.8m lengths | 47 | No. | £12.50 | £587.50 |\n| Timber lintel B4 — 3No 47x175mm C24 (1 .8m) fixed via M12 toothplate connectors — supply + connectors | 1 | item | £95.00 | £95.00 |\n| Trimmer B4 (2No 50x150 C24 to floor joists) toothplate connectors + M12 bolts | 1 | item | £68.00 | £68.00 |\n| Galvanised MS restraint straps 30x5mm (850/1150 long) @ 1200c/cs +fixings (Part A restraint) | 40 | No. | £4.50 | £180.00 |\n| Expamet joist hangers / angle brackets to wall plates | 60 | No. | £3.20 | £192.00 |\n| Timber wall plates 100x75 C16 to steel top flanges + M10 8.8 bolts | 1 | item | £110.00 | £110.00 |\n| Floor decking — 22mm T&G moisture-resistant chipboard to lo[ floor, 58.34 m² + 10% waste → 21 boards (2400x600) | 21 | No. | £17.00 | £357.00 |\n| Secঞon Subtotal (Materials): |  |  |  | £2,945.50 |\n\nRoof Structure & Covering  \n\n| Descripঞon | Qty | Unit | Rate | Total |\n| --- | --- | --- | --- | --- |\n| Flat roof joists 47x150 C24 @ 300c/cs (span 3.4m) to dormer flat roof, BB-3 = 20.72 m². Run incl 10% waste ~76 lin m → 16 No. 4.8m + trimmer B1 zone | 16 | No. | £12 .50 | £200 .00 |\n| GRP warm flat-roof build-up to dormer —vapour barrier + 150mm PIR + 18mm OSB3 deck + GRP membrane/trims/topcoat, BB-3 20.72 m² + waste (material-only build-up) | 20.72 | m² | £90 .00 | £1,864.80 |\n| Re-form/make good exisঞng pitched roof covering to opening perimeter —concrete ঞles/ba􀂂ens/felt/insulaঞon to match ( ~ 15 m² disturbed) | 15 | m² | £48 .00 | £720 .00 |\n| Roof insulaঞon between/over ra[ers to retained pitch at lo[(150mm+ PIR to Part L), habitable roof zone ~42 m² | 42 | m² | £22 .00 | £924 .00 |\n| Lead/GRP flashings, upstands, code-4 abutment to dormer/main roof juncঞon— materials | 1 | item | £320 .00 | £320 .00 |\n| Dormer cheek/roof ঞmber framing 100x50 C24 studs @ 400c/cs + noggins\u003Cbr>(per SE stud wall note), ~ 14 m² | 14 | m² | £16 .00 | £224 .00 |\n| 12mm structural birch ply linin","cbCainiJIFlqlN6d","https://ap.wps.com/l/cbCainiJIFlqlN6d","pdf",3193998,"English","# Project scope\n## Loft floor area\n## Estimated programme\n## Dormer flat roof\n## Take-off and cost estimate\n## Materials breakdown by work section","[{\"question\":\"What is the stated scope of the loft conversion project?\",\"answer\":\"The scope specifies a rear dormer loft conversion, including associated rear dormer elements such as roof windows and the described structural and finishing works.\"},{\"question\":\"What are the key area and duration figures included in the estimate?\",\"answer\":\"The loft floor area is approx. 58.34 m² and the estimated programme is 7.5 weeks. The dormer flat roof area is approx. 20.72 m².\"},{\"question\":\"Are the prices in the estimate inclusive of VAT?\",\"answer\":\"Figures exclude VAT, as stated in the estimate.\"}]","Loft Conversion Estimate - Take-off and Cost Estimate - Residential Roof Conversion | PDF",1792792714,23]