Fire Code of the Philippines Ebook - SafetySignsPH.com Fire Code of the Philippines eBook - SafetySignsPH | Page 413

flammable vapor hazard, so that the conveyor cannot move unless
ventilating fans are operating and discharging the required amount of
air.
C. Fire and Explosion Protection
1. Ovens containing or processing sufficient combustible materials to
sustain a fire shall be equipped with automatic sprinklers or water
spray.
This shall include sprinklers in the exhaust ducts, when
necessary.
2. The amount of fire protection required depends upon the construction
and arrangement of the oven and materials in it. If combustible
materials are processed, or if trucks or racks are combustible, fixed fire
protection shall extend as far as necessary into the enclosure and
exhaust ducts.
3. Where automatic sprinkler protection is not feasible or where other
type of extinguishing means is better suited to provide the required
protection, an automatic fire protection system shall be provided
subject to the approval of the concerned City/Municipal Fire Marshal
having jurisdiction.
4. There shall be appropriate portable fire extinguishers located near the
oven, oven heater, and related equipment.
5. Ovens that may contain flammable gas or vapor mixtures shall be
equipped with unobstructed relief vents to release internal explosion
pressures.
DIVISION 17. HOTWORKS OPERATION
SECTION 10.4.17.1 FIRE SAFETY CLEARANCE FOR HOTWORKS OPERATION
A Fire Safety Clearance shall be secured from City/Municipal Fire Marshal
having jurisdiction prior to any hotworks operations.
SECTION 10.4.17.2
LOCATIONAL SAFETY REQUIREMENTS
A. All combustibles shall be relocated at least eleven meters (11 m)
horizontally from the work site. If relocation is impractical, combustibles
shall be protected with fire-retardant covers or otherwise shielded with
metal or fire-retardant guards or curtains. Edges of covers at the floor
shall be tight to prevent sparks from going under them, including where
several covers overlap when protecting a large pile.
B. If hotworks is done near walls, partitions, ceilings, or roofs of combustible
construction, fire-retardant shields or guards shall be provided to prevent
ignition.
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