46 C.F.R. § 59.15-5 Stayed furnaces and combustion chambers.
Title 46 - Shipping
(a) Where the plate forming the walls of stayed furnaces or combustion chambers become bulged between staybolts, repairs may be made by inserting an additional staybolt in the center of such space supported by the four staybolts. (b) Where it is desired to rivet a patch to the wall of a stayed furnace or combustion chamber, the defective portion of the plate shall be cut away until solid material is reached, the patch shall be riveted on the waterside, and the staybolts renewed, and extended through the new plate.
Title 46: Shipping
PART 59—REPAIRS TO BOILERS, PRESSURE VESSELS AND APPURTENANCES
Subpart 59.15—Miscellaneous Boiler Repairs
§ 59.15-5 Stayed furnaces and combustion chambers.
