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b. Pumped
This cold water distribution system, used when pressure supplied by the city water supply is not strong enough, is:
a. Downfeed
b. Pumped
c. Direct-upfeed
d. None of the above
c. Direct-upfeed
Water is provided by the city water companies using normal pressure from public water main:
a. Downfeed
b. Pumped
c. Direct-upfeed
d. None of the above
d. Angle valve
What valve is installed in the water closet and lavatory?
a. Gate valve
b. Check valve
c. Globe valve
d. Angle valve
C. Potable water
Water that undergoes treatment, physical, biological, or chemical, to improve water quality:
A. Purified water
B. Natural water
C. Potable water
D. Distilled water
a. Downfeed
Water is pumped into a large tank on top of the building and is distributed to the fixtures by means of gravity:
a. Downfeed
b. Pumped
c. Direct-upfeed
d. None of the above
d. Nipple
Pipe fitting used in connecting male threaded pipes (threads are outside):
a. Coupling
b. Tee
c. Cap
d. Nipple
c. Submersible pump
A type of pump that is designed to be fully immersible within a tank or other media storage receptacle:
a. Jet pump
b. Duplex pump
c. Submersible pump
d. Centrifugal pump
b. U-trap
A fitting or device designed and constructed to provide, when properly vented, a liquid seal that prevents the backflow of foul air or methane gas without material loss of water seal.
a. Coupling
b. U-trap
c. Ventilation
d. Fitting
d. House drain
It is the lowest horizontal piping of a plumbing system, which receives the discharge from soil, waste, and other drainage pipes inside a building and conveys it to the building sewer.
a. House drainage
b. House sewer
c. House pipe
d. House drain
b. Ventilation
Portion of the pipe installation intended to maintain a balanced atmospheric pressure inside the system:
a. Atmospheric pressure
b. Ventilation
c. Trap
d. Syphonage
d. Gate valve
A type of valve that is used mainly to completely close or completely open the water line (does not control the flow of water)
a. Angle valve
b. Globe valve
c. Check valve
d. Gate valve
b. Water meter
A device used to measure in liters or gallons the amount of water that passes through the water service.
a. Hydrometer
b. Water meter
c. Manometer
d. Gage
d. Leaching Field
A network of perforated pipes that are laid in underground gravel-filled trenches to dissipate the effluent from a water-based collection and storage/treatment or (semi-)centralized treatment technology which are common in rural areas for structures with large adjacent open fields.
a. Disposal
b. Cesspool
c. Septic tank
d. Leaching Field
a. Riser
A water supply pipe extending vertically one full story or more to convey water into pipe branches or plumbing fixtures.
a. Riser
b. Stack
c. Service pipe
d. Service line
b. Back-siphonage
Flowing back of used, contaminated, or polluted waters from a plumbing fixture or vessel into a potable supply pipe due to a negative pressure in such pipe.
a. Backflow
b. Back-siphonage
c. Backpressure
d. Vacuum breaker
a. Vent pipe
Used for assuring the circulation of air in a plumbing system and for relieving the negative pressure exerted on trap seals
a. Vent pipe
b. Waste pipe
c. Drain pipe
d. Vent stack
c. Septic Tank
b. Cesspool +
A pit for the reception or detention of sewage/non-watertight lined excavation, permitting liquid to seep through the bottom and sides of the cesspool.
a. Sump pit
b. Cesspool
c. Septic Tank
d. Sewage Treatment Plant
a. Cesspool
What do you call a non-watertight lined excavation in the ground that receives the discharge of a sanitary drainage system, designed to retain the organic matter but permitting the liquid to seep through the pit bottom and sides?
a. Cesspool
b. Grease pit
c. Septic Tank
d. Leaching pit
c. 1-unit digestive chamber and 2-unit leaching chamber
According to the Sanitary Code of the Philippines, for a typical septic tank, what is the minimum number of chambers?
a. 1-unit digestive chamber
b. 1-unit digestive chamber and 1-unit leaching chamber
c. 1-unit digestive chamber and 2-unit leaching chamber
d. 2-unit digestive chamber and 1-unit leaching chamber
a. Trap
A fitting or device designed and constructed to provide, when properly vented, a liquid seal that prevents the back flow of foul air or sewer gas without materially affecting the flow of waste water through it.
a. Trap
b. Ventilation
c. Fitting
d. Coupling
b. 25 meters
To protect drinking water from contamination, the following measures are observed.
No artesians, deep or shallow well shall be constructed within __ meters from any source of pollution
a. 20 meters
b. 25 meters
c. 30 meters
d. 15 meters