Fire Code of the Philippines Ebook - SafetySignsPH.com Fire Code of the Philippines eBook - SafetySignsPH | Page 329

3. Stationary engines, such as gas or electric turbines.
F. Fire Safety Clearance
A Fire Safety Clearance for the installation, storage, handling, sale,
maintenance and transportation of Liquefied Petroleum Gas (LPG) shall
be obtained from City/Municipal Fire Marshal having jurisdiction.
SECTION 10.3.5.3.4 COMPRESSED NATURAL GAS AS VEHICLE FUEL
This Section shall govern the storage, installation, operation, repair and
maintenance, fire protection and other safety measures of compressed
natural gas (CNG) engine fuel systems on vehicles of all types, including the
following:
•
•
•
Original equipment manufacturers (OEM);
Vehicle converters; and
Vehicle fuelling (dispensing) systems.
A. General CNG and Equipment Qualifications
1. Containers shall be for CNG service, and its repair or alteration in
accordance with the ASME Boiler and Pressure Vessel Code and/or
manufacturer’s instruction. It shall be fabricated either of steel,
aluminium, or composite materials, designed and permanently
marked “CNG” by the manufacturer.
2. Each container or cylinder shall be fitted with one or more pressure
relief devices of approved type and whose discharge flow rate shall
not be reduced below that required for the capacity of the container
upon which the device is installed.
3. Pressure relief devices shall be appropriately installed, located,
protected, repaired, adjusted, and tested in accordance with the
aforementioned ASME Code and manufacturer’s instruction.
4. A pressure gauge, if provided, shall be capable of reading at least 1.2
times the system design pressure. Such gauge shall have an opening
not to exceed one and four-tenths millimeters (1.4 mm) (No. 54 drill
size) at the inlet connection.
5. A pressure regulator inlet and each chamber service pressure shall be
with a pressure safety factor of at least 4. Its low-pressure chambers
shall provide for overpressure relief or shall be able to withstand the
service pressure of the upstream pressure chamber.
6. Pipes, tubing, fittings, gaskets, and packing material for fuel lines shall
be compatible with the fuel under the service conditions. Such shall
be capable of withstanding a hydrostatic test of at least four times the
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