North Anna currently does not use flowable backfill containing coal fly ash.
Barbara J. Thompson Supervisor of Exposure Control Dominion - North Anna Power Station Email: [email protected] Phone: 540-894-2605 Beeper: #3469 FAX: 540-894-2408 From: [email protected] [mailto:[email protected]] On Behalf Of Benfield, Eddie Sent: Thursday, July 15, 2010 10:53 AM To: [email protected] Cc: Wright, Timothy V; Walters, Jerri L Subject: Powernet: Flowable Backfill Utilizing Coal Fly Ash Duke Energy - Catawba Nuclear Station has the following questions about the use of flowable backfill containing coal fly ash at your site: 1. Did your site perform any analysis (e.g., Gamma Isotopic, etc.) of this material prior to its use inside the Protected Area? 2. If analysis was performed, would you be willing to share your results? 3. Has anyone used this product since the implementation of their Groundwater Protection Initiative? 4. Did this activity have any impact on your site's Groundwater Initiative program, such as, mentioned in your annual report or deemed as contributing to any questionable isotopic results? 5. Does your site record the locations of use for this product in your 10CFR50.75(g)-Decommission files? 6. What acceptance/exemption criterion was used for the use of the fly ash material onsite? 7. Was any sampling process created for each batch of material? Eddie Benfield Radiation Protection Scientist [email protected]<mailto:[email protected]> Catawba Nuclear Station Telephone: 803.701.3810 Duke Energy FAX: 803.701.3555 CONFIDENTIALITY NOTICE: This electronic message contains information which may be legally confidential and or privileged and does not in any case represent a firm ENERGY COMMODITY bid or offer relating thereto which binds the sender without an additional express written confirmation to that effect. The information is intended solely for the individual or entity named above and access by anyone else is unauthorized. If you are not the intended recipient, any disclosure, copying, distribution, or use of the contents of this information is prohibited and may be unlawful. If you have received this electronic transmission in error, please reply immediately to the sender that you have received the message in error, and delete it. Thank you.
