SECTION 380:25-7-5. Lap seam crack

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The shell or drum of a boiler or pressure vessel, in which a lap seam crack is discovered along a longitudinal riveted joint, shall be immediately discontinued from use. Patching is prohibited. (By lap seam crack is meant a crack found in lap seams, extending parallel to the longitudinal joint and located either between or adjacent to rivet holes).

                    
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