[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR64.95] [Page 324] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 64_MARINE PORTABLE TANKS AND CARGO HANDLING SYSTEMS--Table of Contents Subpart F_Cargo Handling System Sec. 64.95 Piping. (a) Piping, valves, flanges, and fittings used in the pumping system must be designed in accordance with part 56 of this chapter. (b) A cargo loading and discharge header or manifold must-- (1) Have stop valves to prevent cargo leakage; and (2) Be visible to the operator at the cargo pump controls. (c) Each pipe and valve in the pumping system that has an open end must have a plug or cap to prevent leakage. (d) Each hose connection must be threaded or flanged except for a quick connect coupling that may be specifically accepted by the U.S. Coast Guard in accordance with the procedures in Sec. 50.25-10 of this chapter. (e) A non-return valve must be in the pump discharge if a backflow condition may occur during pumping. (f) Any non-metallic flexible hose that is used in the piping system must comply with Sec. 56.60-25(c) of this chapter. [CGD 73-172, 39 FR 22950, June 25, 1974, as amended by USCG-2004-18884, 69 FR 58346, Sept. 30, 2004]