問題一覧
1
A drain connecting compartments of a certain fixture to its trap is called
Continuous waste
2
Used as a terminal of the soil branch in each floor?
aerator
3
Minimum of number of water closet required at elementary school for 35 females?
2
4
The force required to move water inside the pipe is called
pressure
5
Located at the lower end of the pump used to prevent lost of priming the pump?
Foot valve
6
Is a sewer line or system directly controlled by public authority?
Main sewer
7
A set of regulation adapted by an administrative agency that has jurisdiction over materials and design specification in plumbing?
plumbing code
8
Sizes of vertical and horizontal drainage pipe shall be determined from?
Total fixture unit
9
The national Plumbing Code was approved?
January 28, 1959
10
Actuated by stem screw, and hand wheel, suited on installation that calls for throttling?
globe valve
11
The air pressure test for any threaded (low pressure) gas piping system shall be at least?
10 ft head for 15 minutes
12
According to existing plumbing code sat iron pipes, weld steel pipes, vertified clay, concrete and asbestos pipe shall conform to standard other than Philippine standard
ASTM
13
Always located near the stairs for use by firemen in case of fire?
fire hose
14
The minimum slope of 3” horizontal pipe shall not be less than
1/4 inch per foot
15
Refers to the piping installation where both the mains and the distribution pipes are constantly filled with water?
wet pipe
16
A stack as defined in the code is
The vertical main soil, waste or vent piping
17
The distance between trap and vent should not more than
5 ft
18
Recommended grade or slope of a house drain?
2%
19
Minimum of number of water closet required at office 20 persons?
1
20
As per Plumbing Code on soil pipe, at least _____of the vertical stacks in the plumbing system must extended full size through the roof.
3
21
Is a drain from two or three fixtures connected to a single trap?
Circuit vent
22
A receptacle attached to the plumbing system other than a trap in which waste or waste maybe collected or retained for a ultimate discharge into plumbing system
Fixture
23
Fixture vent pipe increased one pipe size its entire length
May exceed the maximum horizontal length limited by the code
24
Another term for interceptor
Clarifier
25
The air pressure test for any threaded (low pressure) gas piping system shall be at least
10 ft for 15 mins
26
No water closet shall discharge in to drain less than ____inches diameter pipe
3 in
27
The distance between a water heater and union on the water lines shall not be more than
12 in
28
The static water pressure at the water meter is 80 psi, at the outlet 100 ft above the meter, the static water pressure would be approximately
35 psi
29
When connecting horizontal drain line with another drain line. The acceptable fitting to be used are
Combination Y and 1/8 bend
30
Combination of two chemical elements called hydrogen and oxygen?
water
31
The maximum trap loading for a 2 inch trap is:
4 units
32
The minimum pressure that should be maintained for fixtures containing flush tank supplies shall
8 psi
33
The minimum size of water supply pipe for flush valve is
1 in
34
Recommended size of waste water pipe for drinking fountain?
32 mm
35
Support or anchorage of piping shall not exceed an interval of?
4 ft
36
Refers to an individual who worked in the sanitary field of ancient Rome?
Plumbarius
37
A bowl or basin used for washing face and hands?
lavatory
38
All water supply, drainage venting system and all fixtures and their traps complete with their connection
Plumbing system
39
A material not listed in the code for use in water piping is?
aluminum
40
Calked on the closet rings shall be designed to be ____tight
Gas and water
41
A pipe from the street water main to the building served is?
service pipe
42
______mm diameter may have a slope of not less than 0.5%
200
43
The minimum pressure that should be maintained for fixtures containing flush tank supplies shall be?
8 psi
44
Number of fixture unit of floor drain for waste pipe?
2
45
Refers to the resistance produced by flowing water with fittings and interior surface of the pipe?
friction
46
Refers to the maximum water discharge of fixtures in terms of fixture units?
Maximum demand
47
A vertical vent that is continuation of drain to which it connects is a
continuous vent
48
The lowest piping system that receives the discharge from soil, waste and other drainage pipes is?
building drain
49
It is inserted into the water main and it serves as the control of the water service?
corporation stop
50
The vertical distance between the dip and the rim
Water seal
51
Refers to the pressure range measured over a period of 24 hours?
normal pressure
52
An electrically or mechanically operated device used to elevate sewage and liquid waste from a lower level to a point of discharge into a sewer or other disposal system.
ejector
53
Storm water is ?
Rain water
54
Urinal shall not be closer to _____meter center to center distance
0.6
55
Recommended minimum size of p-trap for floor drain is?
3"
56
Request for inspection by master plumber to the administrative authority are required to be made at least before the work to be tested.
3 working days
57
Plastic pipe joined by solvent cementing shall comply with appropriate standards
AIPMO
58
What pressure is required to test water supply system?
150 % of used water pressure
59
Expansion joints shall be acceptable except in piping for:
vents
60
Pipe flange that is not drilled for bolt holes
Blank drill
61
The minimum quantity of water for flush urinals is?
1 gallons
62
Water pipe joints shall be installed not less than ____meters away from sewer line
3
63
The maximum fixture unit loading allowed on 38- inch waste stack is;
2
64
A water system containing a water heater will require a
Pressure relief valve
65
Considers the building density in the locality and flammability of the structures and its contents?
fire code
66
The minimum allowable size of any drain, horizontal branch, vertical soil or waste stack serbing one or more water closets shall be?
3 in
67
The measure of inertia forces to viscous forces, which sometimes describe whether it is turbulent or laminar flow is
Reynolds number
68
Potable water supply piping are colored
Blue
69
Roof joint shall be
Water tight
70
Recommended size of waste pipe for bathtub?
38-50 mm
71
A set of regulation adapted by an administrative agency that has jurisdiction over material and design specification in plumbing?
plumbing code
72
The minimum allowable size of any building drain, horizontal branch, vertical soil or waste stack serving one or more water closets shall be:
3"
73
If the vent is near any door, window, air shall or scuttle of a building, it should be extend over the highest opening by these much;
3 ft
74
One fixture unit represents how many liters of water?
30 liters
75
Total number of water closets on a 3 inch stack is
4
76
The valve for controlling two or more outlet in a cold water supply line may be a?
Full way gate valve
77
Waste discharge by water closet is?
Solid waste
78
The waste test for drainage system shall be at least?
10 ft head
79
A vertical pipe usually used for the storage of water, frequently under pressure?
stand pipe
80
Number of fixture unit of water closet for waste pipe?
4
81
The inspection of gas piping system prior to covering or concealing such pipe is called a:
Rough piping inspection
82
Recommended size of waste pipe for urinal?
50 mm
83
Fixture connections between drainage pipes and water closets shall be made with
Flanges
84
Number of fixture unit of lavatory for waste pipe?
1
85
A device used to measure the amount of water that passes through the water service?
water meter
86
The water demand for shower head is:
5gpm
87
A joint made by firmly packing with oakum and filled with molten lead to a depth of not less than one inch is for
Cast iron bell and spigot soil pipe
88
Used on a smaller distribution system for elevating water in wells or other sources?
piston pump
89
Restaurant kitchen shall be galvanized sheet steel of not less than no. ____gauge or 1/16 mm
16
90
The minimum size of clean-out allowed to serve a 4” drain line is
3 ½ inches
91
Fire prevention month?
March
92
Installed at the bottom portion of the soil stack where the house drain is connected to receive the discharge from Aeration?
deaerator
93
The trap of the floor drain shall be placed not more than _________ centimeters below the finished floor line, to facilitate cleaning in case of line trouble.
30
94
The valve for controlling two or more outlet, is a cold water supply line maybe a
Full gate valve
95
The part of the plumbing system extending from a point 4 or 5 feet from the inner face of the foundation wall of the building to the junction with another sewer
House sewer
96
Number of fixture unit of urinal for waste pipe?
5
97
The minimum quantity of water for flushing urinals is
1 gallon
98
Air pressure in drainage pipes greater than atmospheric pressure?
Back pressure
99
What pressure is required to test water supply system?
150% of used water pressure
100
A mechanical device used to circulate hit water to the plumbing system?
pump circuit system