問題一覧
1
Minimum weight of lead pans or liners
19.6kg/m2
2
Ratio of slope sink tray to number of persons
1:100
3
Vertical pipe forms an angle of not more than ___ with the vertical line.
45°C
4
Set/s of entire plans and specifications to be returned to the applicant.
2 sets
5
Recommended slope for horizontal drainage pipes
2%
6
On top of first 75 persons, provide 1 additional drinking fountain for each _____ persons thereafter
150
7
Soldered joints are obtained by joining of metal parts with alloys which melt at temperatures above ___ and below ___.
149°C, 427°C
8
Minimum thickness of continuous waste and fixture tailpiece made of seamless drawn brass.
GA 20 B&S (0.8mm)
9
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°
10
Maximum depth of building sewer below the finish ground level
0.60m
11
Mobile Home Park Sewer measures _____ downstream from the last mobile home.
0.60m
12
Air pressure which may be substituted for the water test
344.5kPa
13
Maximum temperature of limit stops for the delivery of hot water (human consumption)
48.88°C
14
Set/s of approved plans, specifications, and data to be retained by the Administrative Authority.
1 set
15
Maximum length of tunnels is 1/2 the depth of trench or ____.
2.4m
16
Minimum distance between the door or entry to the drain opening
1.2m
17
Slope of gutters in public or gang shower rooms
2%
18
Distance of the building sewer from the outer face of any building foundation or wall.
0.60m
19
Return bend is usually made of two ___ bends
90°
20
Ratio of drinking fountain to number of persons in public buildings
1:75
21
Distance of water closet or bidet center to center
0.75m
22
Minimum thickness of copper pans or liners
GA 24 B&S (0.5mm)
23
Recommended slope for 102mm and 152.4mm diameter when impractical; and must be approved by Administrative Authority
1%
24
Minimum finished interior area of a shower compartment
0.6sqm
25
Ratio of water closet and urinal to number of persons for temporary workingmen
1:30
26
Expiration of plumbing permit if work is not commenced from the date of issuance
1 year
27
Ratio of lavatory to number of persons in occupancy where there is exposure to skin contamination with poisonous, infectious, or irritating materials
1:5
28
Width of wash sink, when provided with water outlets, shall be considered equivalent to 1 lavatory
608.6mm (24")
29
Height above the floor of the urinal to be lined with non-absorbent materials
1.2m
30
Water piping shall be tested under a water pressure not less than the working pressure under which is to be used plus ____
50%
31
Distance of urinal center to center
0.60m
32
Minimum thickness of restaurant kitchen and other special use sink, bonderized and galvanized sheet steel.
GA 16 B&S (1.6mm)
33
Equivalent of one fixture unit to cubic foot per minute
1
34
Minimum depth of finished shower dam, curb or threshold from the outside door.
25.4mm
35
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
36
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.
37
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
38
Set/s of plumbing plans, drawings, diagrams, and other documents to be submitted for the application of permit.
6 sets
39
Minimum depth of building sewer below the finish ground level
0.30m
40
Standard grade of asphalt-impregnated roofing felt for metaling shower sub-pans or linings.
6.8kg
41
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.
42
No of traps served by a unit vent
2
43
RA 1378
Plumbing Law
44
Extension of folds, laps and reinforcing webbing for shower lining or sub-pans in all directions from the corner of the webbing.
101mm
45
Expiration of plumbing permit if the work has been suspended or abandoned.
120 days
46
Distance of urinal from its center to any side wall
0.30m
47
Horizontal pipe forms an angle of not more than ___ with the horizontal line.
45°C
48
Head of water to be filled on each section of piping under water test
3m
49
Minimum diameter of a circle capable of encompassing a shower compartment
762mm
50
Branch interval which corresponds to a storey height shall be not less than _____.
2.43m
51
Court is bounded by ______ by the walls of building
2 or more sides
52
Equivalent to 1 fixture unit to gallons per minute
7.48
53
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.
54
Trenches shall be backfilled in thin layers of ____ above the top of the pipe with clean earth.
0.30m
55
Slope of a finished floor of a shower receptor
2% to 4%
56
Maximum spacing of gutter drains in public or gang shower rooms
4.9m
57
Least dimension of access panel or utility for fixtures with concealed slip joint connections, provided for inspection and repair.
0.30m
58
Percentage of original fee to be paid for the renewal of permit.
50%
59
Duration that water shall be kept before start of inspection
15min
60
Yards are open, unoccupied, _____ from ground to sky.
unobstructed
61
Linings above the finished dam or threshold shall not be nailed or perforated
25.4mm
62
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
63
Equivalent of 1 fixture unit to liters per minute
28.3
64
Set/s of entire plans and specifications to be kept at job site
1 set
65
Request for inspection shall be filed with the Administrative Authority at least _____ before such inspection is intended.
3 working days
66
Minimum tensile strength of mesh/webbing for lining or sub-pan
0.9kg/mm
67
Duration that air pressure shall be held during air test without introduction of additional air
15min
68
Combustible construction is any structure with structural framework which ignites and burns at temperature of ___ or less.
756°C
69
Request for inspection for the replacement of an existing equipment shall be filed not more than ______ after such replacement work is completed.
72 hrs
70
Equivalent of one fixture unit to quartz per minute
30
71
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
72
Alley means any public space, public or park ______ on width.
2m to 3m
73
Ratio of laundry tray to number of persons
1:50
74
Minimum capacity of a grease interceptor
3 cu.m.
75
Gauge pressure for air test, equivalent to 254mm Mercury in height
34.5kPa
76
Set/s of entire plans and specifications to be returned to the Owner.
2 sets
77
Minimum width of a shower door a threshold should accommodate
559mm (22")
78
Distance of water closet or bidet from its center to any side wall.
0.375m
79
Recommended slope for 203mm and larger diameter when impractical; and must be approved by Administrative Authority
0.5%
80
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
81
Diameter of circular basin, when provided with water outlets, shall be considered equal to 1 lavatory
457.2mm (18")
82
Notice to Administrative Authority that the work is ready for inspection
3 days
83
Clear height of tunnels above the pipe laid in a trench
0.60m
84
Distance on each side of the urinal to be lined with non-absorbent materials
0.6m
85
Group vent is a branch vent that performs its functions for ___ or more traps
2
86
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