{"id":"culvert-csp","version":"0.1.0","classification":{"uniformat":"G3030"},"names":["Culvert, corrugated steel"],"aliases":["CSP culvert","corrugated steel pipe"],"service_life":{"median_years":32.5,"range_years":[20,40],"range_basis":"source_spread"},"pm_tasks":[],"basis":[{"type":"public_document","life_type":"accounting","title":"Chapple: Schedule A - By-law 1873: Asset Useful Life - General Guidelines","url":"https://chapple.civicweb.net/document/32784/","page":1,"label":"Culverts - steel","years":40,"note":"Capital asset policy (amortization period). Approved on text check: the label and value were found on the cited page."},{"type":"public_document","life_type":"accounting","title":"Kapuskasing: By-law No. 3103, Tangible Capital Assets Policy","url":"https://kapuskasing.civicweb.net/document/6872/","page":15,"label":"Culverts - Steel","years":25,"note":"Capital asset policy (amortization period). Approved on text check: the label and value were found on the cited page."},{"type":"public_document","life_type":"accounting","title":"Kenora: AF-6-1 Tangible Capital Asset Policy (By-law 34-2026)","url":"https://listview.kenora.ca/Files/City%20Policy%20Manual/Administration%20and%20Finance/AF-6-1%20Tangible%20Capital%20Asset.pdf","page":16,"label":"Storm Sewers - Culvert - STL","years":20,"note":"Capital asset policy (amortization period). Approved on text check: the label and value were found on the cited page."},{"type":"public_document","life_type":"accounting","title":"Meaford: By-law 2020-83, Tangible Capital Asset Policy, Appendix A Estimated Useful Lives","url":"https://meaford.civicweb.net/document/103944/","page":19,"label":"Linear - Culverts - Corrugated Steel","years":[25,40],"note":"Capital asset policy (amortization period). Approved on text check: the label and value were found on the cited page."},{"type":"public_document","life_type":"accounting","title":"The Blue Mountains: POL.COR.19.04 Tangible Capital Assets Policy","url":"https://www.thebluemountains.ca/sites/default/files/2022-01/POL-COR-19-04-Tangible-Capital-Assets-Policy.pdf","page":12,"label":"Linear - Culverts - Corrugated Steel","years":40,"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.","No preventive maintenance tasks are sourced yet."],"contributors":["unfinished.one editors"],"last_reviewed":"2026-10-21","canonical_url":"https://unfinished.one/c/culvert-csp","versioned_url":"https://unfinished.one/c/culvert-csp/v/0.1.0","licence":"CC-BY-4.0","citation":"unfinished.one (2026). Culvert, corrugated steel, v0.1.0. https://unfinished.one/c/culvert-csp/v/0.1.0"}