TDW Qualification Plan - T.D. Williamson, Inc.
TDW Qualification Plan - T.D. Williamson, Inc.
TDW Qualification Plan - T.D. Williamson, Inc.
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Appendix 10 (Continued)<br />
Field Audit Questionnaire/<strong>TDW</strong> Services Technicians<br />
(Hot Tapping & Plugging)<br />
8a. Are manuals available with technician<br />
8b. Does technician use them<br />
9. Check that measurement cards are being used and dimensions<br />
properly taken and filled out on the card.<br />
10. Check for proper alignment of tapping machine.<br />
11. Correct cutter speed in relation to cutter size.<br />
12. Proper purging of adapter.<br />
13a. Is tapping machine working correctly<br />
13b. Is maintenance required<br />
14. Does technician keep contact with customer during work and<br />
advise him of progress Also, observe in what manner he does keep<br />
this contact.<br />
15. After completion of hot tap, is proper care taken while venting<br />
tapping adapter<br />
16. Was the proper sequence of steps followed in reentry /<br />
LOCK-O-RING ® Plug recovery<br />
17. When a STOPPLE ® plugging operation is required, check for<br />
installation of STOPPLE ® equipment.<br />
18. Is sealing element correct I.D., based on information from<br />
customer and coupon<br />
19. Is oil leaking out of observation hole on hydraulic cylinder<br />
20. Are bypasses (if installed) opened before STOPPLE ® Plugging<br />
Heads are set in line and air properly vented<br />
21. Is the setting of the plugging heads performed as described in<br />
the manual Pub. No. S2A (i.e., use of bar clamp and possible<br />
movement of bar while venting isolation section)<br />
22a. Is isolated section properly vented to atmosphere<br />
22b. Has it been discussed with customer so that no hazardous<br />
gases are vented in the atmosphere without customer approval<br />
Yes<br />
No<br />
40