{"id":"sanitary-service-lateral","version":"0.3.0","classification":{"uniformat":"G3020"},"names":["Sanitary service lateral"],"aliases":["sewer lateral","sanitary service connection"],"service_life":{"median_years":55,"range_years":[50,60],"range_basis":"source_spread"},"pm_tasks":[{"task":"Rod building drain and sewer piping","frequency":"P6M","reference":"TM 5-692-1 Maintenance of Mechanical and Electrical Equipment at Command, Control, Communications, Computer, Intelligence, Surveillance, and Reconnaissance (C4ISR) Facilities: Recommended Maintenance Practices","url":"https://www.wbdg.org/FFC/ARMYCOE/COETM/tm_5_692_1.pdf","page":141,"checklist":"Table 18-1 Drain and vent system"}],"basis":[{"type":"public_document","life_type":"planning","title":"Barrie: City of Barrie Corporate Asset Management Plan: Proposed Levels of Service","url":"https://www.barrie.ca/Corporate-Asset-Management-Plan.pdf","page":165,"label":"Sewer Laterals","years":50,"note":"Asset management plan (planning life). Approved on text check: the label and value were found on the cited page."},{"type":"public_document","life_type":"accounting","title":"Prince Edward: FIN-12 Tangible Capital Assets Policy","url":"https://www.thecounty.ca/wp-content/uploads/2023/09/FIN-12-Tangible-Capital-Asset-Policy.pdf","page":34,"label":"Sewer - Sanitary Laterals (Pooled)","years":60,"note":"Capital asset policy (amortization period). Approved on text check: the label and value were found on the cited page."}],"confidence":{"grade":"C","sample_size":null},"open_questions":["These are Ontario accounting lives from municipal capital asset policies, not planning or observed replacement data.","Some maintenance intervals come from TM 5-692-1, an Army manual for mission-critical (C4ISR) facilities; they may be tighter than typical commercial practice."],"contributors":["unfinished.one editors"],"last_reviewed":"2026-10-21","canonical_url":"https://unfinished.one/c/sanitary-service-lateral","versioned_url":"https://unfinished.one/c/sanitary-service-lateral/v/0.3.0","licence":"CC-BY-4.0","citation":"unfinished.one (2026). Sanitary service lateral, v0.3.0. https://unfinished.one/c/sanitary-service-lateral/v/0.3.0"}