{"conditions":[],"costTypeSubtotals":{"Allowances":15600,"Labor":146300,"Materials":13700,"Other":19500},"currency":"USD","date":"2026-10-15","directCostCents":195100,"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":"basement-slab-stack-tie-in/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: a 4 in unreinforced slab, a sound drain at the expected depth, no water in the trench.","Permit and inspection fees are excluded; a new drain usually needs a plumbing permit."],"markupIllustrations":[{"grossMargin":0.23076923076923075,"markup":0.3,"sellingPriceCents":253630},{"grossMargin":0.3333333333333333,"markup":0.5,"sellingPriceCents":292650},{"grossMargin":0.4444444444444445,"markup":0.8,"sellingPriceCents":351180}],"modifierInputsVersion":"e1eceb11","rateInputsVersion":"e1eceb11","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":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":17500,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":17500,"materialCents":0,"otherCents":0},"costType":"Labor","id":"drain-test-inspection-labor","name":"Drain Water Test and Rough-In Inspection (per job)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install from branch tie in true = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":17500,"trade":"Plumbing","unit":"ea","unitPriceCents":17500},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":9500,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":9500,"otherCents":0},"costType":"Materials","id":"main-tie-in-materials","name":"Tie-In Wye and Transition Couplings (per tie-in)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install from branch tie in true = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":9500,"trade":"Plumbing","unit":"ea","unitPriceCents":9500},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":15600,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":15600,"otherCents":0},"costType":"Allowances","id":"sewer-cleanout-assembly-allowance","name":"Sewer Cleanout Assembly Allowance","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":15600,"trade":"Plumbing","unit":"ea","unitPriceCents":15600},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":28800,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":28800,"materialCents":0,"otherCents":0},"costType":"Labor","id":"sewer-cleanout-install-labor","name":"Sewer Cleanout Install Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":28800,"trade":"Plumbing","unit":"ea","unitPriceCents":28800},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":65000,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":65000,"materialCents":0,"otherCents":0},"costType":"Labor","id":"sewer-cleanout-slab-break-labor","name":"Sewer Cleanout Slab Break Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install from slab break required true = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":65000,"trade":"Masonry","unit":"ea","unitPriceCents":65000},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":0,"otherCents":19500},"componentRates":{"laborCents":0,"materialCents":0,"otherCents":19500},"costType":"Other","id":"slab-cut-equipment-dust-control","name":"Slab Cutting Equipment and Dust Control (per job)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install from slab break required true, cleanout location interior floor = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":19500,"trade":"Plumbing","unit":"ea","unitPriceCents":19500},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":4200,"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":4,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install from slab break required true, cleanout location interior floor = 4 lf.","net":4,"purchased":4,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":4200,"trade":"Plumbing","unit":"lf","unitPriceCents":1050},{"assembly":{"name":"Sewer Cleanout Install","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":35000,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":35000,"materialCents":0,"otherCents":0},"costType":"Labor","id":"under-slab-main-tie-in-labor","name":"Tie In to the Existing Cast Iron or Clay Drain (per tie-in)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-15","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewer Cleanout Install from branch tie in true = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":35000,"trade":"Plumbing","unit":"ea","unitPriceCents":35000}],"scenario":{"allowanceTreatment":"PROPOSED: the ejector basin and pump, the up-flush toilet package and the cutting equipment are allowances; the selected product and the local rental rate set the final cost.","assumptions":["The stack is supported before it is cut."],"baselineConditions":"PROPOSED: a 4 in cast iron stack into a clay main under the slab; the pipe is sound where it is cut.","dimensions":[{"label":"Opening","unit":"sf","value":9}],"exclusions":["The new bathroom drains beyond the wye.","Replacing cast iron that crumbles or broken clay."],"finishLevel":"Open the floor 3 by 3 ft at the stack, cut in a wye and a cleanout, patch","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 or slab breaking to access sewer main line","PVC cleanout fitting installation with riser and cap","Connection to existing clay, cast iron, or PVC sewer line","Cleanout pipe extension to grade or floor surface","Cleanout cover plate installation (exterior yard or interior floor)","Backfill compaction and grade restoration (exterior)","Interior floor patching with concrete (slab break locations)","Cleanout testing and flush verification"],"kind":"Tie-In at an Old Cast Iron Stack","scope":["Saw-cut and break out a 3 by 3 ft opening and dig to the pipe","Support the stack and cut out a section","A wye with a shielded coupling on the cast iron and a buried-rated clay-to-plastic transition","An accessible cleanout at the same cut","Water test and inspection","Backfill and patch the floor"]},"schemaVersion":"1.0","tradeSubtotals":{"Masonry":65000,"Plumbing":130100},"version":"v1"}