{"id":"bridge-concrete","version":"0.1.0","classification":{"uniformat":"G2010"},"names":["Bridge, concrete"],"aliases":["concrete bridge"],"service_life":{"median_years":45,"range_years":[45,45],"range_basis":"source_spread"},"pm_tasks":[{"task":"Water-flush decks, drains, bearings, joints, seats and rails (spring)","frequency":"P1Y","reference":"UFC 3-310-08 Non-Expeditionary Bridge Inspection, Maintenance, and Repair","url":"https://www.wbdg.org/FFC/DOD/UFC/ufc_3_310_08_2018.pdf","page":45,"checklist":"8-2 Industry Practice (bridge maintenance)"},{"task":"Routine bridge inspection (NBIS)","frequency":"P2Y","reference":"UFC 3-310-08 Non-Expeditionary Bridge Inspection, Maintenance, and Repair","url":"https://www.wbdg.org/FFC/DOD/UFC/ufc_3_310_08_2018.pdf","page":19,"checklist":"3-2.2.1.2 Routine Inspection"}],"basis":[{"type":"public_document","life_type":"accounting","title":"Greater Napanee: By-law 2012-11, Tangible Capital Asset Policy, Appendix B Asset Useful Lives","url":"https://greaternapanee.civicweb.net/document/45679","page":17,"label":"LA45 Bridge - Concrete - Precast Girder","years":45,"note":"Capital asset policy (amortization period). Compared with an image of 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."],"contributors":["unfinished.one editors"],"last_reviewed":"2026-10-22","canonical_url":"https://unfinished.one/c/bridge-concrete","versioned_url":"https://unfinished.one/c/bridge-concrete/v/0.1.0","licence":"CC-BY-4.0","citation":"unfinished.one (2026). Bridge, concrete, v0.1.0. https://unfinished.one/c/bridge-concrete/v/0.1.0"}