2-Inch and Smaller Pipeline Tapping Procedure Quiz
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Questions and Answers

What should be done if internal corrosion is found in the coupon?

  • Remove the drilling machine from the isolation valve
  • Continue with the completion plug process
  • Immediately report it to the supervisor (correct)
  • Securely close the isolation valve
  • When should the completion plug be screwed into the fitting?

  • After removing the drilling machine
  • Before examining the coupon
  • Before attaching the drilling machine
  • After advancing the inserting bar (correct)
  • What should be done after removing the drilling machine and machine adapter from the isolation valve?

  • Securely tighten completion plug
  • Clear pipe shavings and debris left from tapping operation (correct)
  • Open the isolation valve
  • Attach the drilling machine assembled with boring bar adapter
  • What should be done after attaching the isolation valve to the fitting?

    <p>Fully open the isolation valve</p> Signup and view all the answers

    What should be done if the boring bar does not advance easily during the drilling operation?

    <p>Continue cutting. The cut is not complete</p> Signup and view all the answers

    What should be done after the pilot drill contacts the pipe?

    <p>Slightly retract the boring bar</p> Signup and view all the answers

    What should be done before operating the drilling machine?

    <p>Thoroughly coat the cutter and pilot bit with cutting grease</p> Signup and view all the answers

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