[Code of Federal Regulations]
[Title 46, Volume 1]
[Revised as of January 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 46CFR25.45-2]

[Page 318-319]
 
                           TITLE 46--SHIPPING
 
         CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
 
PART 25_REQUIREMENTS--Table of Contents
 
          Subpart 25.45_Cooking, Heating, and Lighting Systems
 
Sec. 25.45-2  Cooking systems on vessels carrying passengers for hire.

    (a) No fuel may be used in any cooking system on any vessel carrying 
passengers for hire without the approval of Commandant (G-MSE) except 
those listed in Sec. 25.45-1, subject to the requirements stated 
therein, and liquefied petroleum gas (LPG), or compressed natural gas 
(CNG).
    (b) Cooking systems using LPG or CNG must meet the following 
requirements:
    (1) The design, installation, and testing of each LPG system must 
meet ABYC A-1-78 or chapter 6 of NFPA 302.
    (2) The design, installation, and testing of each CNG system must 
meet ABYC A-22-78 or chapter 6 of NFPA 302.
    (3) Cooking systems using chapter 6 of NFPA 302 as the standard must 
meet the following additional requirements:
    (i) The storage or use of CNG containers within the accommodation 
area, machinery spaces, bilges, or other enclosed spaces is prohibited.
    (ii) LPG or CNG must be odorized in accordance with ABYC A-1.5.d or 
A-22.5.b, respectively.
    (iii) The marking and mounting of LPG cylinders must be in 
accordance with ABYC A-1.6.b.
    (iv) LPG cylinders must be of the vapor withdrawal type as specified 
in ABYC A-1.5.b.
    (4) Continuous pilot lights or automatic glow plugs are prohibited 
for an LPG or CNG installation using ABYC A-1 or A-22 as the standard.
    (5) CNG installations using ABYC A-22 as the standard must meet the 
following additional requirements:

[[Page 319]]

    (i) The stowage or use of CNG containers within the accommodation 
area, machinery spaces, bilges, or other enclosed spaces is prohibited.
    (ii) The CNG cylinders, regulating equipment, and safety equipment 
must meet the installation, stowage, and testing requirements specified 
in paragraph 6-5.12 of NFPA 302.
    (iii) The use of stowage of stoves with attached CNG cylinders is 
prohibited as specified in paragraph 6-5.1 of NFPA 302.
    (6) If the fuel supply line of an LPG or CNG system enters an 
enclosed space on the vessel, a remote shut-off valve must be installed 
that can be operated from a position adjacent to the appliance. The 
valve must be located between the fuel tank and the point where the fuel 
supply line enters the enclosed portion of the vessel. A power operated 
valve installed to meet this requirement must be of a type that will 
fail closed.
    (7) The following variances from ABYC A-1.11.b(1) are allowed for 
CNG:
    (i) The storage locker or housing access opening need not be in the 
top.
    (ii) The locker or housing need not be above the waterline.
    (8) The following variances from NFPA 302 are allowed:
    (i) The storage locker or housing for CNG tank installations need 
not be above the waterline as required by paragraph 6-5.12.1.1(a).
    (ii) Ignition protection need not be provided as required by 
paragraph 6-5.4.

    Note to Sec. 25.45-2: The ABYC and NFPA standards referenced in 
this section require the posting of placards containing safety 
precautions for gas cooking systems.

[CGD 83-013, 54 FR 6402, Feb. 10, 1989, as amended by CGD 83-013, 55 FR 
3960, Feb. 6, 1990; CGD 95-072, 60 FR 50461, Sept. 29, 1995; CGD 96-041, 
61 FR 50726, Sept. 27, 1996; USCG-2000-7790, 65 FR 58458, Sept. 29, 
2000]