{"conditions":[],"costTypeSubtotals":{"Labor":107000,"Materials":45000},"currency":"USD","date":"2026-10-15","directCostCents":152000,"explicitStates":{"completenessState":"PROPOSED: frozen draft has 4 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":"porch-new-footings-2/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":197600},{"grossMargin":0.3333333333333333,"markup":0.5,"sellingPriceCents":228000},{"grossMargin":0.4444444444444445,"markup":0.8,"sellingPriceCents":273600}],"modifierInputsVersion":"c965e483","rateInputsVersion":"c965e483","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":"Porch or Deck Post Footing Install","version":"c965e483"},"componentExtendedCosts":{"laborCents":0,"materialCents":26000,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":13000,"otherCents":0},"costType":"Materials","id":"deck-post-materials","name":"Deck Post Materials","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":2,"quantityContract":{"deductions":0,"derivation":"Porch or Deck Post Footing Install from post count 2, posts priced elsewhere false = 2 ea.","net":2,"purchased":2,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":26000,"trade":"Carpentry","unit":"ea","unitPriceCents":13000},{"assembly":{"name":"Porch or Deck Post Footing Install","version":"c965e483"},"componentExtendedCosts":{"laborCents":47000,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":23500,"materialCents":0,"otherCents":0},"costType":"Labor","id":"deck-post-replace-labor","name":"Deck Post Replacement Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":2,"quantityContract":{"deductions":0,"derivation":"Porch or Deck Post Footing Install from post count 2, posts priced elsewhere false = 2 ea.","net":2,"purchased":2,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":47000,"trade":"Carpentry","unit":"ea","unitPriceCents":23500},{"assembly":{"name":"Porch or Deck Post Footing Install","version":"c965e483"},"componentExtendedCosts":{"laborCents":60000,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":30000,"materialCents":0,"otherCents":0},"costType":"Labor","id":"porch-post-footing-labor","name":"Porch Post Footing Install Labor (per footing)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":2,"quantityContract":{"deductions":0,"derivation":"Porch or Deck Post Footing Install from post count 2 = 2 ea.","net":2,"purchased":2,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":60000,"trade":"Carpentry","unit":"ea","unitPriceCents":30000},{"assembly":{"name":"Porch or Deck Post Footing Install","version":"c965e483"},"componentExtendedCosts":{"laborCents":0,"materialCents":19000,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":9500,"otherCents":0},"costType":"Materials","id":"porch-post-footing-materials","name":"Porch Post Footing Materials (per footing)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":2,"quantityContract":{"deductions":0,"derivation":"Porch or Deck Post Footing Install from post count 2 = 2 ea.","net":2,"purchased":2,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":19000,"trade":"Carpentry","unit":"ea","unitPriceCents":9500}],"scenario":{"allowanceTreatment":"PROPOSED: replacement porch boards are an allowance at the treated-lumber baseline price; matching an older board profile sets the final cost.","assumptions":["Typical soil to a 42 in frost depth.","The beam is sound and only needs to come back to level.","There is room to dig beside the old footings."],"baselineConditions":"PROPOSED: a 6 by 16 ft wood front porch with an accessible crawl space beneath it; the outside corner posts have sunk with their footings; typical soil to frost depth.","dimensions":[{"label":"New footings","unit":"count","value":2},{"label":"Footing depth","unit":"in","value":42}],"exclusions":["Rock, roots or old concrete at footing depth.","Beam repair or replacement.","Engineered footings or drawings.","Permit fees; a deck or porch repair permit typically runs $100 to $400."],"finishLevel":"Two frost-depth concrete footings with new treated 6x6 posts on galvanized standoff bases","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":["Hand-digging each footing to frost depth beside or under the shored beam","Form tube, gravel base and concrete","Galvanized standoff post base on each footing","New 6x6 post on each footing when no other line prices it"],"kind":"Two New Porch Footings and Posts","scope":["Shore the beam and remove the two sunken posts","Hand-dig two footings to 42 in, form, pour and set a standoff post base on each","Set two new pressure-treated 6x6 posts and fasten the beam back to them","Haul away the old posts and debris"]},"schemaVersion":"1.0","tradeSubtotals":{"Carpentry":152000},"version":"v1"}