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