- A. The shell or drum of a boiler, in which a lap seam crack is discovered along a longitudinal riveted joint, shall be immediately condemned. Patching is prohibited.
- B. Lap Seam Crack―a crack found in lap seams, extending parallel to the longitudinal joint and located either between or adjacent to rivet holes.
Authority Note
AUTHORITY NOTE: Promulgated in accordance with R.S. 23:531 and R.S. 51:1424.
Historical Note
HISTORICAL NOTE: Promulgated by the Department of Public Safety, Office of State Fire Marshal, LR 33:1365 (July 2007).