Fire Code of the Philippines Ebook - SafetySignsPH.com Fire Code of the Philippines eBook - SafetySignsPH | Page 289

discharged into the public sewer and drainage
system or natural waterways.
Precautionary
measures to contain such spill shall be adopted but
not limited to grading driveways or intercepting
canals with trench grating for containment leading to
a catch basin with a capacity that can
accommodate the contents of the largest
compartment of the tank vehicle being dispensed.
xvii.b. Used or accumulated residues of flammable or
combustible liquids from separator pits and/or other
equally effective means shall not be dumped on the
ground, into sewers, drainage ditches or storm drains,
but shall be stored in tanks or tight drums outside of
any building until removed from the premises.
xvii.c. Pits intended to contain subsurface pumps or fittings
from submersible pumps shall not be longer than
necessary to contain the intended equipment and to
permit the free movement of hand tools operated
from above grade.
xvii.d. Pits and covers shall be designed and constructed to
withstand the external forces to which they may be
subjected. When located above any underground
tank, at least thirty centimeters (30 cm) of earth or
sand cover shall be maintained over the top of the
tank.
xvii.e. Pits shall be protected against ignition of vapors by
any of the following methods:
• Sealing the un-pierced cover with mastic or by
bolting against a gasket in an approved manner.
• Filling the pit with a noncombustible inert material.
5. Service stations inside buildings
a. Service stations inside buildings shall be separated from other
portions of the building by wall, partition, floor, or floor-ceiling
assemblies having a fire resistance rating of not less than two (2)
hours.
b. The dispensing area shall be located at street level, with no
dispensing device located more than fifteen meters (15 m) from
which vehicles exit to, or entrance from, the outside of the building.
Such area shall also be provided with an approved mechanical or
gravity ventilation system. Ventilating systems shall be electrically
interlocked with Class I dispensing devices so that the same cannot
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