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Title: Ultrasonic Examination of Double-Shell Tank 241-AZ-102 Examination Completed August 2003

Technical Report ·
DOI:https://doi.org/10.2172/15010542· OSTI ID:15010542

COGEMA Engineering Corporation (COGEMA), under a contract from CH2M Hill Hanford Group (CH2M Hill), has performed an ultrasonic nondestructive examination of selected portions of Double-Shell Tank 241-AZ-102. The purpose of this examination was to provide information that could be used to evaluate the integrity of the wall of the primary tank. The requirements for the ultrasonic examination of Tank 241-AZ-102 were to detect, characterize (identify, size, and locate), and record measurements made of any wall thinning, pitting, or cracks that might be present in the wall of the primary tank. Any measurements that exceed the requirements set forth in the Engineering Task Plat (ETP), RPP-11832 (Jensen 2002) and summarized on page 1 of this document, are reported to CH2M Hill and the Pacific Northwest National Laboratory (PNNL) for further evaluation. Under the contract with CH2M Hill, all data is to be recorded on disk and paper copies of all measurements are provided to PNNL for third-party evaluation. PNNL is responsible for preparing a report that describes the results of the COGEMA ultrasonic examinations.

Research Organization:
Pacific Northwest National Lab. (PNNL), Richland, WA (United States)
Sponsoring Organization:
US Department of Energy (US)
DOE Contract Number:
AC05-76RL01830
OSTI ID:
15010542
Report Number(s):
PNNL-14373 Rev.0; 820201000; TRN: US0500245
Resource Relation:
Other Information: PBD: 1 Sep 2003
Country of Publication:
United States
Language:
English