This document presents the results and documentation of the nondestructive ultrasonic examination of tank 241-AN-106. A tank inspection supplier was retained to provide and use an ultrasonic examination system (equipment, procedures, and inspectors) to scan a limited area of double-shell tank 241-AN-106 primary tank wall and welds. The inspection found no reportable indications of thinning, pitting, corrosion, or cracking. ia,4q Charge Code: 106700/CA40 Total Pages: 63 TRADEMARK DISCLAIMER. Reference herein to any s m c mmmercial pmdud. p(oc86s. or s w i m by Wade name. trsdemam. m~IIYla~urer. or otherwise. daer not necesra?ik mnrtitYte Or impty its endorsement. recommendation. m favoting by me Unled States Government or any agency lhermf w its mn1TacIop1 or wbmnV8dorf. Pdnled in VI@ United States d h e r i~a. To Obtain mpier of Vlir docyment. m t a d : WHClSCS D w m e n t Conlrol Sawices. P.D. 801 1974 Mailslop H608. Richland WA 99352, Phone (

Acceptance test procedure for DST inspection robot package. DISCLAIMER This report was prepared as an account of work sponsored by an agency of the United States Government. Neither the United States Government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States Government or any agency thereof. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or any agency thereof.

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This document presents the results and documentation of the nondestructive ultrasonic examination of tank 241-AZ-101. A tank inspection supplier was retained to provide and use an ultrasonic examination system (equipment, procedures, and inspectors) to scan a limited area of double-shell tank 241-AZ-101 primary tank wall and welds. The inspection found one reportable indication of thinning and no reportable pitting, corrosion, or cracking. Charge Code: 106702/CA40 Total P a g e s : H h Y &.74/.f% TRADEMARK DISC!AIMER. Reference herein to any spclfc sommertial pcdducl, praerr. or IBNice by VBde name. Irademah. maruiactmer. M CUWWiiSe. doer not n-dhr C%3"3lilUlO o (imPk ilS erdOMen1. recommendation. W favwing by vle United Stales Gwmmenl or any agenw thB(e0f rn its mnVsdwO Or IYbmnVBdOn. Printed in the Unled States of m e b. To obtain mpier of vlis daxunent. motati: MMClBCS Dosymenl Contml Services. P.O. Box 1970, Mailst~p H W. Rishlard WA 53352, Phone (509) 372-2420: Fax (509) 3764989. 4-Release mval Dale 7 / u / p P Remas stamp Approved for Public Release Ad4Mo73 (101951 GEF321 Final Results of Double-Shell Tank 241-AZ-101 Ultrasonic Inspection Table of Contents HNF-4819 Rev. 0 3

The purpose o f t h i s document i s t o e s t a b l i s h an acceptance c r i t e r i a f o r non-destructive examination (NDE) o f t h e double-shell waste storage tanks (DSTs). r e q u i r e d t o estimate remaining l i f e and t h e o p e r a b i l i t y o f t h e DSTs.This acceptance c r i t e r i a may be used t o determine when a c t i o n s are