WATER DISTRIBUTION LEVEL 3 QUESTIONS WITH
DETAILED VERIFIED AND 100% ACCURATE ANSWERS
A factor or value used to indicate the smoothness of the interior of a pipe
Correct Answers Cfactor
Major parts of water distribution Correct Answers Pipes, storage
facilities, pumping stations, valves ,fire hydrants, meters, and other
appurtenances
Main purpose of water storage facilities Correct Answers To provide
sufficient amount of water to average or equalize the daily demands on
the water supply system
Types of storage facilities Correct Answers Clear wells, elevated
tanks,standpipes,ground level storage tanks , hydro pneumatic or
pressure tanks, and surge tanks
20 psi Correct Answers Absolute minimum pressure
35 psi Correct Answers Minimum working pressure
Basic requirements of pipes Correct Answers Adequate strength,
durability,maximum corrosion, resistance and no adverse effect on water
quality
, Four classes of working pressure are commonly encountered Correct
Answers 100,150,200,250 psi
Push on and mechanical joints are most often used for Correct Answers
Ductile iron pipe. Flanges, restrained, flexible, and sleeve joints are also
used
Flange joints Correct Answers Not flexible
Restrained joints Correct Answers Prevent movement
Flexible joints Correct Answers Permits one joint to move
PE pipe Correct Answers Has the highest cfactors 150
Pipe protection Correct Answers Paint
Rock must be excavated Correct Answers 6inches
Ladder must b located Correct Answers 25 ft and 3ft above hole
Laying pipe is also called Correct Answers Stringing
DETAILED VERIFIED AND 100% ACCURATE ANSWERS
A factor or value used to indicate the smoothness of the interior of a pipe
Correct Answers Cfactor
Major parts of water distribution Correct Answers Pipes, storage
facilities, pumping stations, valves ,fire hydrants, meters, and other
appurtenances
Main purpose of water storage facilities Correct Answers To provide
sufficient amount of water to average or equalize the daily demands on
the water supply system
Types of storage facilities Correct Answers Clear wells, elevated
tanks,standpipes,ground level storage tanks , hydro pneumatic or
pressure tanks, and surge tanks
20 psi Correct Answers Absolute minimum pressure
35 psi Correct Answers Minimum working pressure
Basic requirements of pipes Correct Answers Adequate strength,
durability,maximum corrosion, resistance and no adverse effect on water
quality
, Four classes of working pressure are commonly encountered Correct
Answers 100,150,200,250 psi
Push on and mechanical joints are most often used for Correct Answers
Ductile iron pipe. Flanges, restrained, flexible, and sleeve joints are also
used
Flange joints Correct Answers Not flexible
Restrained joints Correct Answers Prevent movement
Flexible joints Correct Answers Permits one joint to move
PE pipe Correct Answers Has the highest cfactors 150
Pipe protection Correct Answers Paint
Rock must be excavated Correct Answers 6inches
Ladder must b located Correct Answers 25 ft and 3ft above hole
Laying pipe is also called Correct Answers Stringing
