Is the mainline located correctly as per the approved 'detail design plans'?

Pipe work

Is there adequate soil cover? (Minimum 450mm - photo)

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Thrust blocks are installed correctly? (Photo)

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Are fittings used for changes in direction? (photo)

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Backfill material is free of rock and debris? (photo)

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Are all sleeves present and located accordingly to approved design plan (photo)

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Only solvent welded joints (SWI) in sleeves? (Confirm with contractor)


All cables are in conduits?

Conduit has a minimum soil cover of 450mm?

Cable pits are located at any changes in direction >45 degrees?


Approved acceptance?


Please note that this checklist is a hypothetical example and provides basic information only. It is not intended to take the place of, among other things, workplace, health and safety advice; medical advice, diagnosis, or treatment; or other applicable laws. You should also seek your own professional advice to determine if the use of such checklist is permissible in your workplace or jurisdiction.