Worksheets[Part 4] Midterm Exam in ME 433 (51-100)
Total questions: 50
Worksheet time: 25mins
Name
Class
Date
1.
What fitting may only be used for vertical to horizontal change of direction drainage piping when installed in true vertical position?
a)
Wye
b)
60 degree bend
c)
90 degree bend
d)
Combination wye
2.
Which fixture do not require cleanout on its horizontal drain having a length of less than 1.5 m?
a)
Bathtub
b)
Sink
c)
Urinal
d)
None of the these
3.
The administrative authority requires that every request for inspection be filled at how many days before such inspection is intended?
a)
3 calendar days
b)
5 working days
c)
3 working days
d)
5 calendar days
4.
Elevated or gravity storage tank shall be vented with a return bend vent pipe having an area not less than the area of the _____.
a)
up feed riser pipe
b)
fixture supply pipe
c)
down feed riser pipe
d)
building supply pipe
5.
Void between pipes and sleeves through concrete floor in the ground shall appropriately sealed with _____?
a)
epoxy
b)
bitumen
c)
oakum
d)
solder
6.
Portion of vent pipe through which wastewater also flows through.
a)
Dry vent
b)
Wet vent
c)
Stack vent
d)
Vent stack
7.
ANSI means _____.
a)
American National Standard Institute
b)
Association of National Sewerage International
c)
Authority of National Sanitary Institute
d)
American National Sewerage Institute
8.
DFU of grease interceptor.
a)
2
b)
3
c)
5
d)
6
9.
A water closet consisting of a continuous trough containing water.
a)
Privy
b)
Cesspool
c)
Latrine
d)
Seepage pit
10.
It shall be unlawful for any person to deposit, by any means whatsoever, into any plumbing fixture, catch basin, floor drain, interceptor, sump, receptacle, or device which is connected to any excreta plumbing and storm drainage systems, public sewer, private sewer, septic tank or cesspool any ashes, cinders, solids, rags, flammable, poisonous, explosive liquid or gases, oils, grease, and other things whatsoever which would or could cause damage to the public sewer or private sewage disposal system.
a)
Section 1202.1
b)
Section 1202.2
c)
Section 1202.3
d)
Section 1202.4
11.
The unobstructed vertical distance through the free atmosphere between the lowest opening of the pipe, plumbing fixture, appliance/appurtenance conveying waste to the food level rim of the receptor.
a)
air break
b)
air gap, drainage
c)
indirect waste
d)
air gap, water distribution
12.
Discharge from any fixture which doesn't contain fecal matter.
a)
Waste water
b)
Solid waste
c)
Liquid waste
d)
Water-borne waste
13.
Fixture unit for air-conditioning unit having a flow of 0.05 L/s.
a)
1
b)
2
c)
3
d)
4
14.
Pipe flange that is not drilled for bolt holes.
a)
Blind flange
b)
Bolt flange
c)
Closet flange
d)
Blank flange
15.
No cast iron pipe shall be _____.
a)
caulked
b)
soldered
c)
threaded
d)
welded
16.
Plumbing Law of the Philippines.
a)
RA 1364
b)
RA 1378
c)
RA 9514
d)
RA 1096
17.
IPS means _____.
a)
Internal Pipe Size
b)
International Plumbing Society
c)
International Piping System
d)
Iron Pipe Size
18.
A non-watertight receptacle in which raw sewage is discharged that seeps through the sides and the floor.
a)
Seepage Pit
b)
Septic Tank
c)
Cesspool
d)
Catch Basin
19.
Maximum horizontal distance of cleanouts.
a)
30 ft.
b)
40 ft.
c)
50 ft.
d)
60 ft.
20.
A drain that both receives both sanitary waste and storm water.
a)
Sanitary drain
b)
Strom drain
c)
Combination drain
d)
All of these
21.
ISO means _____.
a)
International Standards Organization
b)
International Organization for Standardization
c)
Independent Sewerage Office
d)
Internation System Order
22.
The bottom of all pipe trenches deeper than the footing of any adjacent building or structure parallel to it must be at least how many degree?
a)
30 degrees
b)
45 degrees
c)
60 degrees
d)
90 degrees
23.
The extended portion of a pipe that is closed at one end to which no connections are made on the extended portion, thus permitting the stagnation of liquid or air intake.
a)
cleanout
b)
Branch
c)
Dead end
d)
Air chamber
24.
Which of the following is normally installed as an indirect waste?
a)
Water Closet
b)
Lavatory
c)
Bathtub
d)
Drinking Foutain
25.
The lead pipe shall be supported at intervals not exceeding _____ with rigid vertical back-up.
a)
1.2 m
b)
2.0 m
c)
1.8 m
d)
3.0 m
26.
An arrangement of venting so installed that one vent pipe will serve two (2) traps. It is also called as Unit vent or Dual Vent.
a)
Yoke vent
b)
Vent stack
c)
Common vent
d)
Loop vent
27.
The recommended hot water supply to a hotel lavatory (private).
a)
2 gph
b)
4 gph
c)
6 gph
d)
8 gph
28.
Each vent opening shaft terminate not less than _____ meters from any air-intake or vent shaft.
a)
0.3 m
b)
0.9 m
c)
1.5 m
d)
3 m
29.
The effective thread length of a 3/4" diameter screwed steel pipe.
a)
1 1/4"
b)
1/2"
c)
1"
d)
3/4"
30.
Asbestos cement sewer pipe shall be joined by means of:
a)
flanged connection sealed with neoprene rubber rings
b)
sleeve coupling sealed with neoprene rubber rings
c)
threaded connection with pipe joint material
d)
cement mortar and jute soaked in a slurry of cement
31.
To provide easy access for repair and cleaning, it is recommended that all pipes from plumbing fixtures should _____.
a)
run parallel and close to the nearest wall
b)
be installed away from the nearest wall to avoid
c)
damage doing repair and maintenance
d)
if practicable, run in opposite direction to avoid or minimize damage to other pipes
32.
Wiped lead joints shall have an exposed surface on each side of a joint not less than _____.
a)
19 mm
b)
32 mm
c)
25 mm
d)
51 mm
33.
Relief valve drain pipe shall extend from the valve to the outside of the building with the end of the pipe pointing downward and mounted above the ground at _____.
a)
0.15 m - 0.30 m
b)
0.30 m - 0.60 m
c)
0.15 m - 0.60 m
d)
0.45 m - 0.85 m
34.
Each outlet on the non-potable water line, which may be used for drinking or domestic purposes, shall be posted _____.
a)
Non-potable Water Line
b)
Undrinkable Water
c)
Danger - Unsafe Water
d)
Poisonous Water, Beware
35.
If a male comfort room has 6 water closets and 2 urinals, female comfort room should have at least how many water closets?
a)
6 water closets
b)
9 water closets
c)
8 water closets
d)
10 water closets
36.
Where disposal facilities are abandoned consequent to connecting any premises with the public sewer, the permittee making the connection shall fill all abandoned facilities within how many days from the time of connection?
a)
30 days
b)
90 days
c)
60 days
d)
120 days
37.
In hospital wards, 1 bathtub or shower shall be provided per _____.
a)
10
b)
15
c)
20
d)
25
38.
90 degrees cleanout extension shall be extended from what type of fitting?
a)
Wye
b)
Tee
c)
Sanitary tee
d)
All of these
39.
Whenever screwed pipe joints where use for drainage piping, its fitting shall be of _____.
a)
recessed drainage type
b)
straight drainage type
c)
reducing drainage type
d)
tapped drainage type
40.
Minimum distance of baffles or partitions between compartments of a septic tank above the liquid level.
a)
50.8 mm
b)
228.6 mm
c)
101.6 mm
d)
304.8 mm
41.
A beginner at the trade who usually serves for 3 to 5 years as a helper to a journeyman.
a)
Journeyman Plumber
b)
Master Plumber
c)
Apprentice
d)
Apprentice Plumber
42.
Who is the overall chairman in-charge on the Revision & Upgrading of the National Plumbing Code of the Philippines?
a)
Engr. Mangila
b)
Engr. Camilet
c)
Engr. Simbulan
d)
Engr. Abellano
43.
How many years has the plumbing code been in existence since its promulgation before it has been amended?
a)
30 years
b)
40 years
c)
50 years
d)
60 years
44.
In a 3” horizontal branch of drain, only _____ water closets are allowed.
a)
1
b)
2
c)
3
d)
4
45.
The word P-trap is synonymous with _____.
a)
Drum trap
b)
Bell trap
c)
Gooseneck
d)
Full S trap
46.
A typical compression type tap is generally made of what kind of valve?
a)
Gate valve
b)
Check valve
c)
Globe valve
d)
Butterfly valve
47.
Cleanouts may be omitted on short horizontal drainage pipe installed at an angle of what bend?
a)
1/4
b)
1/8
c)
1/5
d)
1/16
48.
The threads per inch of a 4" pipe is _____.
a)
18
b)
14
c)
11.5
d)
8
49.
A vent that does not carry liquid or water-borne wastes.
a)
Wet Vent
b)
Continuous Vent
c)
Dry Vent
d)
Dead-end
50.
The minimum area and dimensions shall be maintained from a point above the shower drain outlet to height of _____.
a)
1.78 m
b)
2.10 m
c)
1.98 m
d)
1.68 m
100 %
