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RA 1378
Plumbing Law
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Set/s of plumbing plans, drawings, diagrams, and other documents to be submitted for the application of permit.
6 sets
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Set/s of approved plans, specifications, and data to be retained by the Administrative Authority.
1 set
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Set/s of entire plans and specifications to be returned to the applicant.
2 sets
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Set/s of entire plans and specifications to be returned to the Owner.
2 sets
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Set/s of entire plans and specifications to be kept at job site
1 set
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Expiration of plumbing permit if work is not commenced from the date of issuance
1 year
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Expiration of plumbing permit if the work has been suspended or abandoned.
120 days
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Percentage of original fee to be paid for the renewal of permit.
50%
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Request for inspection for the replacement of an existing equipment shall be filed not more than ______ after such replacement work is completed.
72 hrs
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Request for inspection shall be filed with the Administrative Authority at least _____ before such inspection is intended.
3 working days
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Alley means any public space, public or park ______ on width.
2m to 3m
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Court is bounded by ______ by the walls of building
2 or more sides
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Yards are open, unoccupied, _____ from ground to sky.
unobstructed
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Group vent is a branch vent that performs its functions for ___ or more traps
2
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Branch interval which corresponds to a storey height shall be not less than _____.
2.43m
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Brazed joints are obtained by joining of metal parts with alloys which melt at temperatures higher than _____, but lower than the melting temperature of the parts to be joined.
449°C
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Soldered joints are obtained by joining of metal parts with alloys which melt at temperatures above ___ and below ___.
149°C, 427°C
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Distance of the building sewer from the outer face of any building foundation or wall.
0.60m
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Mobile Home Park Sewer measures _____ downstream from the last mobile home.
0.60m
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Horizontal pipe forms an angle of not more than ___ with the horizontal line.
45°C
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Vertical pipe forms an angle of not more than ___ with the vertical line.
45°C
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Combustible construction is any structure with structural framework which ignites and burns at temperature of ___ or less.
756°C
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Confined space is a room or space having a volume less than _____ with 250kg calorie of the aggregate input rating of all fuel burning applicances installed in that space.
1.4cu.m.
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Equivalent of 1 fixture unit to liters per minute
28.3
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Equivalent to 1 fixture unit to gallons per minute
7.48
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Equivalent of one fixture unit to quartz per minute
30
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Equivalent of one fixture unit to cubic foot per minute
1
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Minimum capacity of a grease interceptor
3 cu.m.
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No of traps served by a unit vent
2
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Return bend is usually made of two ___ bends
90°
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Recommended slope for horizontal drainage pipes
2%
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Recommended slope for 102mm and 152.4mm diameter when impractical; and must be approved by Administrative Authority
1%
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Recommended slope for 203mm and larger diameter when impractical; and must be approved by Administrative Authority
0.5%
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Vertical installation of double sanitary tees maybe used when the barrel of the fitting is at least ___ pipe size larger than the largest side inlet
2
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The bottom of all pipe trenches deeper than the footing of any adjacent building or structure and parallel to it must be at least ___
45°
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Minimum depth of building sewer below the finish ground level
0.30m
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Maximum depth of building sewer below the finish ground level
0.60m
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Clear height of tunnels above the pipe laid in a trench
0.60m
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Maximum length of tunnels is 1/2 the depth of trench or ____.
2.4m
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Trenches shall be backfilled in thin layers of ____ above the top of the pipe with clean earth.
0.30m
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Minimum thickness of restaurant kitchen and other special use sink, bonderized and galvanized sheet steel.
GA 16 B&S (1.6mm)
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Minimum thickness of continuous waste and fixture tailpiece made of seamless drawn brass.
GA 20 B&S (0.8mm)
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Least dimension of access panel or utility for fixtures with concealed slip joint connections, provided for inspection and repair.
0.30m
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Minimum diameter of tailpiece, continuous waste or waste and overflow for sinks, dishwaters, laundry tubs, bathtubs, urinals and similar fixtures.
1 1/2" or 38mm O.D.
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Minimum diameter of tailpiece, continuous waste or waste and overflow for lavatories, drinking fountains, and similar small fixtures.
1 1/4" or 32mm O.D.
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Distance of water closet or bidet from its center to any side wall.
0.375m
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Distance of water closet or bidet center to center
0.75m
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Distance of urinal from its center to any side wall
0.30m
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Distance of urinal center to center
0.60m
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Minimum depth of finished shower dam, curb or threshold from the outside door.
25.4mm
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Min depth of shower dam or threshold measure from the top of the dam or threshold to the top of the drain
51mm to 228mm
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Slope of a finished floor of a shower receptor
2% to 4%
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Minimum width of a shower door a threshold should accommodate
559mm (22")
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Minimum distance between the door or entry to the drain opening
1.2m
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Minimum finished interior area of a shower compartment
0.6sqm
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Minimum diameter of a circle capable of encompassing a shower compartment
762mm
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Minimum area and dimensions of a shower compartment shall be maintained from a point above the shower drain outlet to a height of ________.
1.78m
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For shower receptors built above the ground, at least ______ above the top of the finished dam or threshold shall be first lined with sheet lead or copper or with other durable and watertight materials
76mm
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Minimum extension of all lining materials upward on the rough jambs of the shower opening above the top of the finished dam or threshold.
76mm
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Standard grade of asphalt-impregnated roofing felt for metaling shower sub-pans or linings.
6.8kg
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Extension of folds, laps and reinforcing webbing for shower lining or sub-pans in all directions from the corner of the webbing.
101mm
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Minimum tensile strength of mesh/webbing for lining or sub-pan
0.9kg/mm
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Linings above the finished dam or threshold shall not be nailed or perforated
25.4mm
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Minimum weight of lead pans or liners
19.6kg/m2
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Minimum thickness of copper pans or liners
GA 24 B&S (0.5mm)
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Slope of gutters in public or gang shower rooms
2%
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Maximum spacing of gutter drains in public or gang shower rooms
4.9m
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Maximum temperature of limit stops for the delivery of hot water (human consumption)
48.88°C
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Width of wash sink, when provided with water outlets, shall be considered equivalent to 1 lavatory
608.6mm (24")
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Diameter of circular basin, when provided with water outlets, shall be considered equal to 1 lavatory
457.2mm (18")
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Ratio of lavatory to number of persons in occupancy where there is exposure to skin contamination with poisonous, infectious, or irritating materials
1:5
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Ratio of laundry tray to number of persons
1:50
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Ratio of slope sink tray to number of persons
1:100
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Ratio of water closet and urinal to number of persons for temporary workingmen
1:30
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Distance on each side of the urinal to be lined with non-absorbent materials
0.6m
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Height above the floor of the urinal to be lined with non-absorbent materials
1.2m
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Ratio of drinking fountain to number of persons in public buildings
1:75
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On top of first 75 persons, provide 1 additional drinking fountain for each _____ persons thereafter
150
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Notice to Administrative Authority that the work is ready for inspection
3 days
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Head of water to be filled on each section of piping under water test
3m
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Duration that water shall be kept before start of inspection
15min
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Gauge pressure for air test, equivalent to 254mm Mercury in height
34.5kPa
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Duration that air pressure shall be held during air test without introduction of additional air
15min
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Water piping shall be tested under a water pressure not less than the working pressure under which is to be used plus ____
50%
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Air pressure which may be substituted for the water test
344.5kPa