DUCTILE IRON RISERS
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Email of CONTRACTOR
Name of CONTRACTORS ENGINEER who set positions
Photos taken with spirit level
Client informed to backfill risers FIRST, carefully so they stay in same position
Riser height and position agreed
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MARKER TAPE |
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BOLTS |
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Torque setting
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TEST CERTIFICATES BACKFILL RELEASE |
Have hydrostatic test forms been completed and witnessed
Has a pipe trench backfill release certificate been issued
Have you explained that gravel must be used
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