{"conditions":[],"costTypeSubtotals":{"Allowances":115000,"Dump fees":22500,"Labor":229700,"Materials":16613,"Other":19500},"currency":"USD","date":"2026-10-15","directCostCents":403313,"explicitStates":{"completenessState":"PROPOSED: frozen draft has 11 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-ejector/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":524307},{"grossMargin":0.3333333333333333,"markup":0.5,"sellingPriceCents":604970},{"grossMargin":0.4444444444444445,"markup":0.8,"sellingPriceCents":725963}],"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":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"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 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or Grinder Pump System = 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":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":22500,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":4500,"materialCents":0,"otherCents":0},"costType":"Labor","id":"dwv-install-labor","name":"DWV Install Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":5,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System from discharge lf 15, discharge in trench lf 0; Sewage Ejector or Grinder Pump System from system type simplex basin, extra fixture drains 0 = 5 lf.","net":5,"purchased":5,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":22500,"trade":"Plumbing","unit":"lf","unitPriceCents":4500},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":10313,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":625,"otherCents":0},"costType":"Materials","id":"plumbing-dwv-materials","name":"DWV Materials","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":16.5,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System from discharge lf 15, discharge in trench lf 0; Sewage Ejector or Grinder Pump System from discharge lf 15, discharge in trench lf 0; Sewage Ejector or Grinder Pump System from system type simplex basin, extra fixture drains 0 = 16.5 lf.","net":16.5,"purchased":16.5,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":10313,"trade":"Plumbing","unit":"lf","unitPriceCents":625},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":115000,"otherCents":0},"componentRates":{"laborCents":0,"materialCents":115000,"otherCents":0},"costType":"Allowances","id":"sewage-ejector-allowance","name":"Sewage Ejector Basin and Pump Allowance","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System from system type simplex basin = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":115000,"trade":"Plumbing","unit":"ea","unitPriceCents":115000},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":110000,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":110000,"materialCents":0,"otherCents":0},"costType":"Labor","id":"sewage-ejector-install-labor","name":"Sewage Ejector Install","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":110000,"trade":"Plumbing","unit":"ea","unitPriceCents":110000},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","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":"Sewage Ejector or Grinder Pump System from basin location existing slab = 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":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":28800,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":4800,"materialCents":0,"otherCents":0},"costType":"Labor","id":"slab-sawcut-trench-labor","name":"Slab Saw-Cut and Trench (per lf)","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":6,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System from basin location existing slab = 6 lf.","net":6,"purchased":6,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":28800,"trade":"Plumbing","unit":"lf","unitPriceCents":4800},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":8400,"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":6,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System from basin location existing slab = 6 lf.","net":6,"purchased":6,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":8400,"trade":"Plumbing","unit":"lf","unitPriceCents":1400},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":0,"materialCents":6300,"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":6,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System from basin location existing slab = 6 lf.","net":6,"purchased":6,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":6300,"trade":"Plumbing","unit":"lf","unitPriceCents":1050},{"assembly":{"name":"Sewage Ejector or Grinder Pump System","version":"e1eceb11"},"componentExtendedCosts":{"laborCents":42500,"materialCents":0,"otherCents":0},"componentRates":{"laborCents":42500,"materialCents":0,"otherCents":0},"costType":"Labor","id":"vent-extension-labor","name":"Vent Extension Labor","provenance":[{"class":"internal-researched","evidenceStatus":"baseline evidence","observationDate":"2026-10-06","reference":"Private source","visibility":"private"}],"quantity":1,"quantityContract":{"deductions":0,"derivation":"Sewage Ejector or Grinder Pump System = 1 ea.","net":1,"purchased":1,"rounding":"Quantity rounded to 0.01 by the published pricer.","waste":0},"totalCents":42500,"trade":"Plumbing","unit":"ea","unitPriceCents":42500}],"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 pump vent ties into the vent system; no air admittance valve on the basin."],"baselineConditions":"PROPOSED: the sewer leaves the basement too high for gravity; a dedicated outlet is already at the basin.","dimensions":[{"label":"Discharge","unit":"lf","value":15}],"exclusions":["The fixture drains to the basin (priced like the bathroom drains build).","A new circuit for the pump."],"finishLevel":"A sealed basin and pump in the slab with vent, check valve, shutoff and 15 ft of discharge","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":["Ejector basin with pump, check valve and high-water alarm (or a macerating or grinder unit)","Discharge line to the gravity sewer","Basin vent","Dedicated pump circuit","Slab cut and patch for an existing floor"],"kind":"Sewage Ejector Basin and Pump","scope":["Cut and dig the basin opening in the slab","Set a 24 in sealed basin with a 1/2 hp sewage pump, check valve and alarm","Shutoff valve, 15 ft of discharge pipe up to the main and a vent","Haul the spoil, backfill and patch around the basin","Test and inspection"]},"schemaVersion":"1.0","tradeSubtotals":{"Demo & Prep":22500,"Plumbing":380813},"version":"v1"}