{"conditions":[],"costTypeSubtotals":{"Allowances":321390,"Labor":394320,"Materials":22000,"Subcontract":130000},"currency":"USD","date":"2026-10-12","directCostCents":867710,"explicitStates":{"completenessState":"PROPOSED: frozen draft has 8 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":"deck-12x12-pressure-treated/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":"Loaded labor rates for a mid-market residential contractor (wages plus employer 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.","Typical conditions are assumed.","Permit and inspection fees are excluded; requirements vary by jurisdiction."],"markupIllustrations":[{"grossMargin":0.23076923076923075,"markup":0.3,"sellingPriceCents":1128023},{"grossMargin":0.3333333333333333,"markup":0.5,"sellingPriceCents":1301565},{"grossMargin":0.4444444444444445,"markup":0.8,"sellingPriceCents":1561878}],"modifierInputsVersion":"e88dbfa9","rateInputsVersion":"e88dbfa9","rateObservationWindow":{"end":"2026-10-06","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":"Deck System Build","version":"e88dbfa9"},"componentExtendedCosts":{"laborCents":93600,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":650,"materialCents":0,"otherCents":0},"costType":"Labor","id":"deck-decking-install-labor","name":"Deck Decking Install Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline 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Install Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":44.4,"quantityContract":{"deductions":0,"derivation":"Deck System Build from height class raised lower 4ft, railing lf 36, deck length ft 12, deck depth ft 12, deck sf 144, stairs to grade true, stair rail mode by code, stair step count 4, railing lf includes stairs false = 44.4 lf.","net":44.4,"purchased":44.4,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":124320,"trade":"Carpentry","unit":"lf","unitPriceCents":2800},{"assembly":{"name":"Deck System Build","version":"e88dbfa9"},"componentExtendedCosts":{"laborCents":0,"materialCents":209790,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":4500,"otherCents":0},"costType":"Allowances","id":"deck-railing-materials-allowance","name":"Deck Railing Materials Allowance","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":46.62,"quantityContract":{"deductions":0,"derivation":"Deck System Build from height class raised lower 4ft, railing lf 36, deck length ft 12, deck depth ft 12, deck sf 144, stairs to grade true, stair rail mode by code, stair step count 4, railing lf includes stairs false = 46.62 lf.","net":46.62,"purchased":46.62,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":209790,"trade":"Carpentry","unit":"lf","unitPriceCents":4500},{"assembly":{"name":"Deck System Build","version":"e88dbfa9"},"componentExtendedCosts":{"laborCents":72000,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":18000,"materialCents":0,"otherCents":0},"costType":"Labor","id":"deck-stair-build-labor","name":"Deck Stair Build (per step)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":4,"quantityContract":{"deductions":0,"derivation":"Deck System Build from stairs to grade true, stair step count 4, height class raised lower 4ft = 4 ea.","net":4,"purchased":4,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":72000,"trade":"Carpentry","unit":"ea","unitPriceCents":18000},{"assembly":{"name":"Deck System Build","version":"e88dbfa9"},"componentExtendedCosts":{"laborCents":0,"materialCents":22000,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":5500,"otherCents":0},"costType":"Materials","id":"deck-stair-materials","name":"Deck Stair Materials (per step)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":4,"quantityContract":{"deductions":0,"derivation":"Deck System Build from stairs to grade true, stair step count 4, height class raised lower 4ft = 4 ea.","net":4,"purchased":4,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":22000,"trade":"Carpentry","unit":"ea","unitPriceCents":5500}],"scenario":{"allowanceTreatment":"PROPOSED: the framing and decking lumber and the railing materials are allowances at the pressure-treated baseline.","assumptions":["Soil takes standard pier footings.","The house band joist is sound for the ledger.","Material access is easy."],"baselineConditions":"PROPOSED: flat, open yard; deck attached at a back slider about 3 feet above grade; ledger bolts to the band joist.","dimensions":[{"label":"Deck","unit":"sq ft","value":144},{"label":"Height","unit":"ft","value":3},{"label":"Railing","unit":"lf","value":36},{"label":"Stair risers","unit":"risers","value":4}],"exclusions":["Stain or sealer.","Lighting.","Patio or landing pad at the stair foot.","Permit fees."],"finishLevel":"Pressure-treated framing and 5/4 decking with a wood railing","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":["Pressure-treated or composite joists and beams per material selection","Decking board installation with hidden fasteners or face screws per material type","Rim joist and blocking to code","Basic post-and-rail system with 36-inch height (wood or composite to match deck)","Galvanized joist hangers and structural hardware","Building permit acquisition and inspection scheduling where required","Ledger board attachment to structure with lag bolts or structural screws","Post footings (concrete piers or helical piles per site conditions)"],"kind":"12x12 Pressure-Treated Deck","scope":["Four concrete pier footings","Flashed ledger bolted to the house, with 2x8 joists 16 inches on center","Pressure-treated 5/4 decking","Wood railing on the three open sides","One stair to grade with four risers and code rails"]},"schemaVersion":"1.0","tradeSubtotals":{"Carpentry":867710},"version":"v1"}