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TCEQ: Class D Water Operator License Exam 2024 Agrade LATEST VERSION CA$23.95   Add to cart
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TCEQ: Class D Water Operator License Exam 2024 Agrade LATEST VERSION
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Benching is a type of sloping done by cutting stair steps in the trench wall while maintaining the maximum allowable ___. A)spoil B)slip C)slide D)slope - Answer- D Sloping cuts trench walls to the angle that overcomes collapsing... A)soil

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  • October 2, 2024
  • 39
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • tceq class d water operator license exam 2024 a
  • tceq class d water operator license exam 2024
  • tceq class d water operator license exam a grade

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TCEQ: Class D Water Operator License Exam
2024 Agrade LATEST VERSION


Benching is a type of sloping done by cutting stair steps in the trench wall while maintaining the
maximum allowable ___.

A)spoil

B)slip

C)slide

D)slope - Answer- D



Sloping cuts trench walls to the angle that overcomes collapsing...

A)soil

B)spoil

C)pressure

D)tension - Answer- C



OSHA classifies soil into four categories: ___ rock, class A, class B and class C.

A)hard

B)stable

C)soft

D)sharp - Answer- B



If the soil is previously disturbed, it is...

A)stable rock

B)class A

C)class B

,D)class C - Answer- D



A maximum allowable slope of 45 degrees and a run to rise of 1:1 is for soil type...

A)stable rock

B)class A

C)class B

D)class C - Answer- C



If the excavation is ___ feet or deeper a means of exit must be provided.

A)4

B)3.5

C)3

D)2.5 - Answer- A



If a ladder is used it must extend at least ___ feet above the edge of the excavation and be within ___
feet laterally of anyone in the excavation.

A)3,30

B)2.5,25

C)2,20

D)3,25 - Answer- D



Excavation spoil must be kept at least ___ feet from the excavation.

A)2

B)3

C)4

D)5 - Answer- A



Water utility employees have a right to product information under the...

A)TX Right to Work Act

,B)TX Hazardous Material Act

C)TX Hazard Communication Act

D)TX Hazardous Product Act - Answer- C



One of the components of the Right to Know law is employee access to ___.

A)MDSS

B)MSSD

C)MSDS

D)MDDS - Answer- C



To prevent work area accidents, workers should be trained from the Texas Manual on Uniform Traffic
Control Devices, ___, Austin.

A)TX Department of Streets and Highways

B)TX Highway Department

C)TX Department of Transportation

D)TX Department of Public Safety - Answer- C



How many gallons of water will a 20,000 cubic foot tank hold? (LOOK AT PAGE 27) - Answer- Answer:
149,600 gallons

How to Solve:

Conversion factor of 1 cubic ft = 7.48052 gallons

20,000 times 7.48052



How many cubic yards of dirt are removed from a trench 60 feet long, 5 feet wide, and 5 feet deep?

(LOOK AT PAGE 27) - Answer- Answer: 55.55 yards cubed

How to Solve:

Total Volume = 60 x 5 x 5 = 1500 feet

Conversion factor of 27 feet cubed = 1 yard cubed

1500 divided by 27

, T/F: Operators have a responsibility to provide drinking water that meets Federal and State Standards
- Answer- True



T/F: Water must be disinfected, delivered at inadequate pressure and be ample in quantity - Answer-
False (True if adequate instead of inadequate)



T/F: Utility employees should guard the water supply and facilities from contamination, public tours,
and even terrorism - Answer- False



T/F: The state requires bacteriological sample results to be kept 2 years. - Answer- False (True if 5
years)



T/F: The state requires chemical analysis to be kept at least 10 years. - Answer- True



T/F: The EPA requires a water system to keep a copy of each consumer confidence report at least 5
years. - Answer- True



T/F: A public water system provides the public with piped water for human consumption, serves at
least 15 service connections and regularly serves at least 25 individuals daily at least 60 days out of
the year - Answer- True



The maximum sustained gas withdrawal rate from 150 lb cylinders (vacuum transmission) is ___
lb/day per degree F

A)4

B)3

C)2

D)1 - Answer- D



Disinfection capacity for drinking water must be ___ percent greater than the highest expected
dosage.

A)30

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