NGA 71 Excavation and Backfilling:
Student Manual Exam Questions and
Answers Graded A+
Dial _________ to reach the Call Before You Dig Notification Center and start the
utility marking process before excavation - Correct answer-G. 811
A ________________ is required before any kind of proposed excavation or
emergency excavation can take place - Correct answer-C. locate request
Under normal circumstances, if the Call Before You Dig Notification Center is
notified at 10:00 AM on Monday, you can begin excavation at 7:00 AM the
following ________________. - Correct answer-D. Thursday
A hazardous leak is an example of a situation that may require a(n)
________________. - Correct answer-J. emergency excavation
Unless otherwise specified in company-specific procedures or state or local
requirements, the tolerance zone is ________________ inches. - Correct answer-A.
24
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
Student Manual Exam Questions and
Answers Graded A+
Dial _________ to reach the Call Before You Dig Notification Center and start the
utility marking process before excavation - Correct answer-G. 811
A ________________ is required before any kind of proposed excavation or
emergency excavation can take place - Correct answer-C. locate request
Under normal circumstances, if the Call Before You Dig Notification Center is
notified at 10:00 AM on Monday, you can begin excavation at 7:00 AM the
following ________________. - Correct answer-D. Thursday
A hazardous leak is an example of a situation that may require a(n)
________________. - Correct answer-J. emergency excavation
Unless otherwise specified in company-specific procedures or state or local
requirements, the tolerance zone is ________________ inches. - Correct answer-A.
24
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
