WASTEWATER COLLECTIONS GRADE 1
QUESTIONS WITH CORRECT ANSWERS 2026
What M device M is M used M during M sewer M excavation M to M protect M workers M an M consist
M of M portable M rect Mangular M box M open M at?
A) Trench M box
B) Solid M sleeting
C) bucket M box
D) Frame M shoring M - M CORRECT M ANSWER M -A) M Trench M box
When M entering M a M manual, M ventilation M shall M be M procured?
A) Only M before M entering
B) Anytime M a M manhole M is M entered
C) Only M after M leaving
D) only M when M explosive M atmospheres M are M present M - M CORRECT M ANSWER M -
B) Anytime M a M manhole M is M entered
What M should M a M collection M system M operator M know M in M order M to M troubleshoot?
A) How M to M correct M process M operator M problems
,B) How M to M correct M equipment M operational M problems
C) How M to M prevent M process M operational M problems
D) How M to M identify M problems, M causes, M and M potential M solutions M - M CORRECT
M ANSWER M -
D) M How M to M identify M problems, M causes, M and M potential M solutions
Evidence M of M a M chlorine M leak M can M be M detected M by?
A) checking M the M leak M gauge
B) An M explosimeter
C) Spring M water M on M suspected M leaks
,D) Green M or M reddish M deposits M on M material M - M CORRECT M ANSWER M -
D) M Green M or M reddish M deposits M on M material
A M pump M that M operates M continuously M needs M to M be M inspected M for M cleanliness M and
M leakage?
A) Daily
B) Weekly
C) Monthly
D) Yearly M - M CORRECT M ANSWER M -A) M Daily
In M a M pressure M sensing M controller, M for M every M foot M water M rises M in M a M wet
M well, M how M much M psi M air Mwill M be M required M to M overcome M the M water
M pressure?
A) 0.433 M psi M per M foot
B) 0.866 M psi M per M foot
C) 7.480 M psi M per M foot
D) 8.340 M psi M per M foot M - M CORRECT M ANSWER M -A) M 0.433 M psi M per M foot
Which M of M the M following M is M required M for M the M maintenance M of M couplings
M between M the M driving M a Mnd M driven M elements?
A) Proper M tuning
B) Proper M Curvature
C) Proper M alignment
D) Proper M moisture M draining M - M CORRECT M ANSWER M -C) M Proper M alignment
, Check M valves M are M used M to?
A) Stop M flow M in M both M directions
B) Regulate M velocity
C) Permit M flow M in M only M one M direction
QUESTIONS WITH CORRECT ANSWERS 2026
What M device M is M used M during M sewer M excavation M to M protect M workers M an M consist
M of M portable M rect Mangular M box M open M at?
A) Trench M box
B) Solid M sleeting
C) bucket M box
D) Frame M shoring M - M CORRECT M ANSWER M -A) M Trench M box
When M entering M a M manual, M ventilation M shall M be M procured?
A) Only M before M entering
B) Anytime M a M manhole M is M entered
C) Only M after M leaving
D) only M when M explosive M atmospheres M are M present M - M CORRECT M ANSWER M -
B) Anytime M a M manhole M is M entered
What M should M a M collection M system M operator M know M in M order M to M troubleshoot?
A) How M to M correct M process M operator M problems
,B) How M to M correct M equipment M operational M problems
C) How M to M prevent M process M operational M problems
D) How M to M identify M problems, M causes, M and M potential M solutions M - M CORRECT
M ANSWER M -
D) M How M to M identify M problems, M causes, M and M potential M solutions
Evidence M of M a M chlorine M leak M can M be M detected M by?
A) checking M the M leak M gauge
B) An M explosimeter
C) Spring M water M on M suspected M leaks
,D) Green M or M reddish M deposits M on M material M - M CORRECT M ANSWER M -
D) M Green M or M reddish M deposits M on M material
A M pump M that M operates M continuously M needs M to M be M inspected M for M cleanliness M and
M leakage?
A) Daily
B) Weekly
C) Monthly
D) Yearly M - M CORRECT M ANSWER M -A) M Daily
In M a M pressure M sensing M controller, M for M every M foot M water M rises M in M a M wet
M well, M how M much M psi M air Mwill M be M required M to M overcome M the M water
M pressure?
A) 0.433 M psi M per M foot
B) 0.866 M psi M per M foot
C) 7.480 M psi M per M foot
D) 8.340 M psi M per M foot M - M CORRECT M ANSWER M -A) M 0.433 M psi M per M foot
Which M of M the M following M is M required M for M the M maintenance M of M couplings
M between M the M driving M a Mnd M driven M elements?
A) Proper M tuning
B) Proper M Curvature
C) Proper M alignment
D) Proper M moisture M draining M - M CORRECT M ANSWER M -C) M Proper M alignment
, Check M valves M are M used M to?
A) Stop M flow M in M both M directions
B) Regulate M velocity
C) Permit M flow M in M only M one M direction
