HTCO 3085

Scantlings, material, and workmanship, subdivision of cargo spaces, fitting of cofferdams, and testing of tanks shall be at least equivalent to the requirements of the American Bureau of Shipping. Port forward timber-head sustained damage after allision with another vessel. One time discharge is authorized to enact repairs prior to next cargo operations to the satisfaction of TPO/TBSIP Coordinator.

(a) On all tank vessels, the construction or conversion of which is started on or after July 1, 1951, the cargo piping shall be: (1) A fixed cargo piping system shall be installed on a tank vessel carrying Grade A, B, or C cargo. The piping shall be arranged so as to avoid excessive stresses at the joints. For sizes exceeding 2 inches in diameter, flanged, welded, or other approved types of joints shall be employed. Packing material shall be suitable for the cargo carried. Connections at bulkheads shall be made so that the plating does not form part of a flanged joint. Piping may be carried through bunker spaces and deep tanks provided it is run through a pipe tunnel. The tunnel may be omitted where the pipe is extra heavy, all joints are welded, and bends are installed to provide for expansion and contraction. Vessel sustained damage to the cargo piping. Vessel is authorized to conduct one offload transfer. Vessel is then to be made gas free to make permanent repairs. All repairs are to be completed in the Houston COTP zone prior to conducting cargo operations to the satisfaction of an attending Coast Guard marine inspector. 46 CFR 32.50-15 (a) (1)