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National Grid Task 71 Excavation & Backfill | Questions & Answers| Grade A| 100% Correct (Verified Solutions) QUESTION When exposing an unknown facility during any excavation, who must you call and what must you do? Answer: Call 811 Recheck company records QUESTION Standardized utility marking system consists of what colors and utilities that are most commonly seen? Answer: Gas - Yellow Electric - Red Sewage - Green Water - Blue Communication - Orange QUESTI...

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16 páginas

Escrito en 2024/2025

Grado A+

nurse_steph

National Grid Task 71 Excavation & Backfill | Questions & Answers| Grade A| 100% Correct (Verified Solutions) QUESTION What should you do if a third-party was found to be working around transmission lines without a proper mark out? Answer: Request a work stoppage due to code violation QUESTION At what depth of feet is shoring mandatory for all excavations? Answer: 5 feet or more QUESTION The most common five utility marking systems Answer: — gas - elect...

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15 páginas

Escrito en 2024/2025

Grado A+

nurse_steph

National Grid Task 71 Excavation & Backfilling Questions with Verified 100% Correct Answers

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4 páginas

Escrito en 2025/2026

Grado A+

SparrowHead

National Grid Task 71 Guide (Latest 2025/ 2026 Update) Excavation & Backfill | Questions & Answers| Grade A| 100% Correct (Verified Solutions) QUESTION A pneumatic tamper and pavement breaker tamping foot are used on ___ lifts Answer: 6" QUESTION A vibratory plate compactor and percussive whacker rammer are used on _________ lifts Answer: 6" to 12" QUESTION 811 for mark out are to Answer: Notify utilities of the intent to excavate QUESTION ...

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14 páginas

Escrito en 2024/2025

Grado A+

nurse_steph