{"id":"det-009","license":"CC-BY-4.0","data":{"title":"Chimney: spark arrester spec + 10' vegetation clearance","file":"/diagrams/det-009-chimney-spark-arrester-clearance.svg","caption":"FA Exhibit DET-009. Chimney spark arrester and 10-foot branch clearance.","alt":"A scaled roof elevation shows a branch kept ten feet from a chimney outlet. An enlarged detail lists California spark-arrester opening, free-area, material, and cleaning requirements.","kind":"diagram","rights":"cc-by-4.0","depicts":"Two independent controls meet at the chimney outlet","identifiableAddress":false,"exifGpsStripped":true,"derivation":"2025 CBC §2113A.9.2 · PRC §4291(a)(2) · CAL FIRE DSPACE.","technicalReviewer":"Grayson Graham","lastVerified":"2026-08-25T00:00:00.000Z"}}