valdez marine terminal cp study 43 pgs d0011400

valdez marine terminal cp study 43 pgs d0011400 - VALDEZ...

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Unformatted text preview: VALDEZ MARINE TERMINAL NON-TANK CORROSION ABATEMENT STUDY Prepared for: Prepared by: Coffman Engineers, Inc. 800 F Street Anchorage, Alaska 99501 February 28, 2005 559.431.050228.CofmnVMTStdy.pdf I TABLE OF CONTENTS EXECUTIVE SUMMARY...................................................................................................... 1 DISCUSSION NON-TANK CORROSION ABATEMENT AT THE VMT ........................... 3 Review of CMRs........................................................................................................................................ 3 Review of Internal Alyeska Documents...................................................................................................... 3 On-Site Visit and Consultation with Experts ............................................................................................... 3 Recommendations Developed................................................................................................................... 3 RECOMMENDATIONS ........................................................................................................ 4 1) Third Party Proof Read...................................................................................................................... 4 2) Track Recommended Actions............................................................................................................ 4 3) Add Inhibitor Injection Quills .............................................................................................................. 4 4) Regarding the Coupon Watch List ..................................................................................................... 5 5) Do UT Spot Checks for 15% to 19% wall Loss RT Indications............................................................ 5 6) Use Time-In Service to Estimate Corrosion Rate ............................................................................... 5 7) Make Corrosion Field Engineer an Alyeska Employee....................................................................... 6 8) Create Status Table for Close Interval Surveys.................................................................................. 6 9) Keep In-Service Drawings of CP Systems Current............................................................................. 6 10) Extend Corrosion Protection to Fire Water Piping .............................................................................. 6 11) Correct References to API Standards................................................................................................ 7 12) Provide Incentive Program for Corrosion Reporting ........................................................................... 7 13) Improve Corrosion Protection for A and B Headers from West Tank Farm ......................................... 7 14) Monitor Corrosion in BWT DAF Pump Room ..................................................................................... 7 15) Monitor Over Bends between Headers and Storage Tanks................................................................ 7Monitor Over Bends between Headers and Storage Tanks....
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valdez marine terminal cp study 43 pgs d0011400 - VALDEZ...

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