{"conditions":[],"costTypeSubtotals":{"Dump fees":45000,"Labor":350700,"Materials":61225},"currency":"USD","date":"2026-10-12","directCostCents":456925,"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":"cast-iron-drain-under-slab-22/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 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by the published pricer.","waste":0},"totalCents":105600,"trade":"Plumbing","unit":"lf","unitPriceCents":4800},{"assembly":{"name":"Sewer Line Spot Repair","version":"46f4dff6"},"componentExtendedCosts":{"laborCents":30800,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":1400,"materialCents":0,"otherCents":0},"costType":"Labor","id":"slab-trench-backfill-patch-labor","name":"Slab trench backfill and concrete patch labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":22,"quantityContract":{"deductions":0,"derivation":"Sewer Line Spot Repair from location interior under slab, repair lf 22 = 22 lf.","net":22,"purchased":22,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":30800,"trade":"Plumbing","unit":"lf","unitPriceCents":1400},{"assembly":{"name":"Sewer Line Spot Repair","version":"46f4dff6"},"componentExtendedCosts":{"laborCents":0,"materialCents":23100,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":1050,"otherCents":0},"costType":"Materials","id":"slab-trench-patch-materials","name":"Slab Trench Backfill and Concrete Patch (per lf)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":22,"quantityContract":{"deductions":0,"derivation":"Sewer Line Spot Repair from location interior under slab, repair lf 22 = 22 lf.","net":22,"purchased":22,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":23100,"trade":"Plumbing","unit":"lf","unitPriceCents":1050}],"scenario":{"allowanceTreatment":"PROPOSED: no allowances; every row is a labor or material line.","assumptions":["The pipe is less than 5 feet below the slab.","The sound pipe at each end accepts a standard transition coupling.","The basement is unfinished, so no floor finish is disturbed."],"baselineConditions":"PROPOSED: unfinished basement; the main building drain under the slab is cracked and holding water for about 22 feet; the exterior sewer lateral is sound.","dimensions":[{"label":"Drain replaced","unit":"lf","value":22},{"label":"Depth","unit":"ft or less","value":5}],"exclusions":["The exterior sewer lateral; it is sound.","Floor finishes; the basement is unfinished.","Additional pipe beyond the 22 feet if more damage is found.","Permit fees."],"finishLevel":"22 feet of cracked cast iron replaced with PVC inside the basement","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":["Excavation to expose damaged pipe section","Removal and disposal of failed pipe segment","Cast iron or PVC pipe replacement for damaged section","Trench backfill and compaction","Concrete patch and finish for excavation over hardscape","Connection to existing pipe with approved couplings","Camera inspection of repaired section","Permit acquisition and final inspection coordination"],"kind":"Cast Iron Drain Replacement Under Slab","scope":["Camera inspection to confirm the bad section","Saw-cut and trench 22 feet of slab","Remove the cracked cast iron and lay new PVC, tied back into the sound pipe at both ends","Bed and backfill the new pipe","Repour the slab strip","Haul off two loads of concrete and spoils"]},"schemaVersion":"1.0","tradeSubtotals":{"Demo & Prep":45000,"Plumbing":411925},"version":"v1"}