ML20210P502

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Forwards States of Wa & Sc Rejections of NRC Recommendation to Accept Bitumen Waste Forms to Meet Stability Requirements.Nrc Analysis to Determine Backfill Efficiency Required to Avoid Large Scale Movement Initiated
ML20210P502
Person / Time
Issue date: 03/26/1986
From: Jungling T
NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
To: Day J
ASSOCIATED TECHNOLOGIES, INC.
Shared Package
ML20210P319 List:
References
FOIA-86-233 NUDOCS 8605130429
Download: ML20210P502 (1)


Text

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UNITED STATES

["

~,j NUCLEAR REGULATORY COMMISSION j

WASHINGTON, D, C. 20555

\\...../

MAR i 6 e.6 Mr. J. E. Day Executive Vice President Associated Technologies Inc.

Suite 300 212 South Tryon Street Charlotte, NC 28281

Dear Mr. Day:

In your letter of November 5,1985, to Mr. L. Higginbotham, you requested a statement by the NRC indicating that while your topical report is under review you could operate and ship bitumen solidified waste forms to the disposal sites.

Although the NRC recommended that the State authorities grant interim approval contingent upon the use of administrative backfill, the enclosed letters indicate that the States of Washington and South Carolina are not in agreement with our recomendation and are not prepared to accept bitumen waste forms to meet the stability requirements.

It is apparent that the interim acceptability of bitumen as a stable solidification media needs a quick resolution. Therefore, in order to develop a more defensible position from which to make a recommendation of interim acceptance, we will perform an analysis to determine the necessary backfill efficiency in order to prevent adverse consequences which may result from fipw of bitumen waste fanns. This analysis, altho 0gh conceptually similar to your recent~ calculation entitled, " Structural Stability of Bitumenized Waste Within the Disposal Site," will approach the problem by determining what backfill efficiency (soil density) is necessary to avoid large scale movement of bitumen and what realistic means are available to achieve it.

If you have any questions regarding this letter, please contact me at (301) 427-4540.

Sincerely,

[

Thomas'L'. J M ng Engineering Branch Division of Waste Management, NMSS

Enclosures:

.As stated

' l cc: D. Nussbaumer, OSP 1

K. Schneider, OSP

~

8605130429 860417 f f3 PDR FOIA DOVE 86-233 PDR

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