Regulations, Rules and Standards

1915.504(b)(1): Slag, weld splatter, or sparks might pass through an opening and cause a fire.

1915.504(b)(2): Fire-resistant guards or curtains are not used to prevent ignition of combustible materials on or near decks, bulkheads, partitions, or overheads. 

1915.504(b)(3): Combustible material closer than 35 feet to the hot work cannot be removed, protected with flame-proof covers, or shielded with metal or fire-resistant guards or curtains.

1915.504(b)(4): Hot work is performed on or near insulation, combustible coatings, or sandwich-type construction that cannot be shielded, cut back, or removed, or in a space within a sandwich type construction that cannot be inerted. 

1915.504(b)(5): Combustible materials adjacent to the opposite sides of bulkheads, decks, overheads, metal partitions, or sandwich-type construction may be ignited by conduction or radiation.

1915.504(c)(2)(i): Have a clear view of and immediate access to all areas included in the fire watch. 

1915.504(c)(2)(ii): Be able to communicate with workers exposed to hot work.

1915.504(c)(2)(iii): Be authorized to stop work if necessary and restore safe conditions within the hot work area.

1915.504(c)(2)(iv): Remain in the hot work area for at least 30 minutes after completion of the hot work unless the employer or its representative surveys the exposed area and makes a determination that there is no further fire hazard. 

1915.504(c)(2)(v): Be trained to detect fires that occur in areas exposed to the hot work.