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NRSWA Revision Street Works · England
A cable avoidance tool being swept across a road surface, with service markings sprayed on the tarmac

LA — Location & Avoidance

Identifying Apparatus

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Free LA questions: Identifying Apparatus

These questions are in the practice set above. Answer them there to see the correct option and the explanation for each.

  • Under the recommended colour coding for underground utility apparatus, new medium- and low-pressure plastic gas pipes (HDPE/MDPE) are typically which colour?
  • An excavation team exposes an unidentified cable that does not match any record supplied by the utilities they contacted. Who should they refer it to?
  • Scenario: while hand-digging a trial hole, an operative uncovers a pipe or cable encased in black plastic with no other markings visible. What should they assume until its identity is confirmed?

30 questions on this topic in the app

Plus the rest of LA — 140 questions in total — and a timed mock test you can retake as often as you like.

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NRSWA Revision: Street Works is independent revision material. It is not affiliated with, endorsed by or approved by HAUC(UK), SWQR, any awarding organisation or the Department for Transport, and it does not award a qualification or a card.