{"conditions":[],"costTypeSubtotals":{"Dump fees":22500,"Labor":258460,"Materials":210000,"Other":25000},"currency":"USD","date":"2026-10-15","directCostCents":515960,"explicitStates":{"completenessState":"PROPOSED: frozen draft has 10 stored lines and no separately assessed tax or contingency.","contingencyTreatment":"PROPOSED: excluded, not assessed.","markupBase":"Direct job cost.","taxTreatment":"PROPOSED: excluded, not assessed."},"exporterVersion":"3","id":"drywall-basement-1000/v1","labor":{"coverage":"PROPOSED: labor rows cover only stored Labor cost-type lines; Subcontract rows are the subcontractor's all-in price to the contractor.","rateBasis":"Book production hours (Craftsman) times a loaded drywall crew cost of $44.82 an hour (wages plus burden), median U.S. market; supply-and-install coverage as stated per row."},"license":{"policy":"Clamp permits attributed citation, quotation and reproduction of this published example, including commercial editorial use, contractor project estimating, research, search indexing, and retrieval or caching used to produce attributed answers. This permission does not authorize republication of substantially all Clamp-authored snapshot content as a competing commercial cost-reference collection, whether assembled from one or multiple snapshots. Contact Clamp for that permission. These terms apply only to rights Clamp owns or may license. They do not restrict independent facts, independently developed data, fair use or other statutory rights. Third-party material remains subject to its applicable terms. Attribution should identify Clamp, the scenario/version and its canonical URL. Clamp Snapshot Rights Policy 1.0, working draft subject to counsel review.","redistributionClearance":"All published inputs are Clamp’s internal researched baseline (multi-source AI research synthesized by Clamp); no third-party licensed datasets are incorporated.","reference":"Clamp Snapshot Rights Policy 1.0","version":"Clamp Snapshot Rights Policy 1.0"},"licenseReference":"Clamp Snapshot Rights Policy 1.0","licenseVersion":"Clamp Snapshot Rights Policy 1.0","limitations":["Modeled examples are not bids, completed-job records, or national averages.","Rates are researched baselines with stated windows; local quotes vary.","Board area is estimated from floor area; a plan takeoff replaces it.","Permits are excluded; drywall rarely has its own permit."],"markupIllustrations":[{"grossMargin":0.23076923076923075,"markup":0.3,"sellingPriceCents":670748},{"grossMargin":0.3333333333333333,"markup":0.5,"sellingPriceCents":773940},{"grossMargin":0.4444444444444445,"markup":0.8,"sellingPriceCents":928728}],"modifierInputsVersion":"4e4e4cf3","rateInputsVersion":"4e4e4cf3","rateObservationWindow":{"end":"2026-10-15","start":"2026-10-06"},"review":{"approvalTimestamp":"","reviewDate":"","reviewer":"Emmanuel Forge","scope":"PROPOSED: scope selection, arithmetic, and provenance mapping; not independent market-rate verification"},"rows":[{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":0,"materialCents":0,"otherCents":22500},"componentRates":{"laborCents":0,"materialCents":0,"otherCents":22500},"costType":"Dump fees","id":"demo-haul-off-load","name":"Haul-Off Per Load","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from haul scrap true, floor sf 8ft 0, floor sf 9ft 0, floor sf 10ft 0, extra wall sf 1680, extra ceiling sf 940, type x wall sf 0, type x ceiling sf 0 = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":22500,"trade":"Demo & Prep","unit":"ea","unitPriceCents":22500},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":0,"materialCents":60632,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":52,"otherCents":0},"costType":"Materials","id":"nc-drywall-board-materials","name":"Drywall Board, 1/2 in Lightweight 4x12 (per sf)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1166,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from floor sf 8ft 0, floor sf 9ft 0, floor sf 10ft 0, extra wall sf 1680, extra ceiling sf 940, mold resistant wall sf 1680, specialty sf 120 = 1166 sf.","net":1166,"purchased":1166,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":60632,"trade":"Electrical","unit":"sf","unitPriceCents":52},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":0,"materialCents":27400,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":10,"otherCents":0},"costType":"Materials","id":"nc-drywall-consumables-materials","name":"Drywall Compound, Tape, Screws and Bead (per sf of board)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":2740,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from floor sf 8ft 0, floor sf 9ft 0, floor sf 10ft 0, extra wall sf 1680, extra ceiling sf 940, type x wall sf 0, type x ceiling sf 0, specialty sf 120 = 2740 sf.","net":2740,"purchased":2740,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":27400,"trade":"Drywall","unit":"sf","unitPriceCents":10},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":0,"materialCents":0,"otherCents":15000},"componentRates":{"laborCents":0,"materialCents":0,"otherCents":15000},"costType":"Other","id":"nc-drywall-delivery-stocking","name":"Drywall Delivery and Stocking (per house)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from include delivery true = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":15000,"trade":"Drywall","unit":"ea","unitPriceCents":15000},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":128380,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":49,"materialCents":0,"otherCents":0},"costType":"Labor","id":"nc-drywall-finish-l4-labor","name":"Drywall Taping and Finishing, Level 4 (per sf of board)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":2620,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from finish level level 4, floor sf 8ft 0, floor sf 9ft 0, floor sf 10ft 0, extra wall sf 1680, extra ceiling sf 940, type x wall sf 0, type x ceiling sf 0 = 2620 sf.","net":2620,"purchased":2620,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":128380,"trade":"Drywall","unit":"sf","unitPriceCents":49},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":50760,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":54,"materialCents":0,"otherCents":0},"costType":"Labor","id":"nc-drywall-hang-ceiling-labor","name":"New-Construction Drywall Hang, Ceilings (per sf of board)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":940,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from floor sf 8ft 0, floor sf 9ft 0, floor sf 10ft 0, extra ceiling sf 940 = 940 sf.","net":940,"purchased":940,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":50760,"trade":"Drywall","unit":"sf","unitPriceCents":54},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":60480,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":36,"materialCents":0,"otherCents":0},"costType":"Labor","id":"nc-drywall-hang-wall-labor","name":"New-Construction Drywall Hang, Walls (per sf of board)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1680,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from floor sf 8ft 0, floor sf 9ft 0, floor sf 10ft 0, extra wall sf 1680, extra ceiling sf 940 = 1680 sf.","net":1680,"purchased":1680,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":60480,"trade":"Drywall","unit":"sf","unitPriceCents":36},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":0,"materialCents":121968,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":66,"otherCents":0},"costType":"Materials","id":"nc-drywall-mold-resistant-board-materials","name":"Mold-Resistant Drywall Board, 1/2 in 4x12 (per sf)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1848,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from mold resistant wall sf 1680 = 1848 sf.","net":1848,"purchased":1848,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":121968,"trade":"Drywall","unit":"sf","unitPriceCents":66},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":18840,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":157,"materialCents":0,"otherCents":0},"costType":"Labor","id":"nc-drywall-specialty-labor","name":"Arches, Trays and Soffits, Hung and Finished (per sf of surface)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":120,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from specialty sf 120 = 120 sf.","net":120,"purchased":120,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":18840,"trade":"Drywall","unit":"sf","unitPriceCents":157},{"assembly":{"name":"New-Construction Drywall, Whole House","version":"4e4e4cf3"},"componentExtendedCosts":{"laborCents":0,"materialCents":0,"otherCents":10000},"componentRates":{"laborCents":0,"materialCents":0,"otherCents":10000},"costType":"Other","id":"nc-drywall-stocking-upper","name":"Drywall Stocking, Upper Floor or Basement (per house)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"New-Construction Drywall, Whole House from include delivery true, stocking basement = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":10000,"trade":"Flooring","unit":"ea","unitPriceCents":10000}],"scenario":{"allowanceTreatment":"PROPOSED: Level 3, Level 5, texture material, fire-taping, the high-work premium, the lift and scaffold, delivery and stocking are allowances; board is priced at single-sheet retail.","assumptions":["The basement is about 25 by 40; the soffit is 2 ft wide and 1 ft deep.","Mold-resistant board does not make a wet basement dry."],"baselineConditions":"PROPOSED: a basement with 8 ft ceilings, foundation walls framed with 2x4s.","dimensions":[{"label":"Floor","unit":"sf","value":1000},{"label":"Partitions","unit":"lf","value":40}],"exclusions":["Primer and paint.","Framing and insulation."],"finishLevel":"Mold-resistant walls, Level 4, a beam soffit","geographicBasis":"Clamp researched baseline rates, reconciled across three AI systems against a stated mid-market scenario; no specific locality and no measured market median","geography":"No specific locality is selected, and no statistically measured market median is claimed","inclusions":["Board delivered and stocked","1/2 in board hung on walls and ceilings","Tape and finish to the stated level","Corner bead","Texture where stated","Scrap haul-off"],"kind":"1,000 Sq Ft Basement in a New House","scope":["Mold-resistant board on the foundation walls and both sides of 40 ft of partitions","Regular board on the ceiling","A 30 ft soffit around the beam and ducts, hung and finished","Tape and finish to Level 4","Board carried down; scraps hauled"]},"schemaVersion":"1.0","tradeSubtotals":{"Demo & Prep":22500,"Drywall":422828,"Electrical":60632,"Flooring":10000},"version":"v1"}