ML20150B514
| ML20150B514 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| Issue date: | 10/17/1978 |
| From: | Reid R Office of Nuclear Reactor Regulation |
| To: | Cavanaugh W ARKANSAS POWER & LIGHT CO. |
| References | |
| NUDOCS 7811010363 | |
| Download: ML20150B514 (3) | |
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NUCLEAR REGULATORY CO:.'C. OslON g
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W ASHIN GT ON, 0. C. 20L55 j t October 17, 1978 a Nh 8
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50-313 Mr. William Cavanaugh, III Executive Director, Generation and Construction Department Arkansas Power & Light Company P. O. Box 551 Little Rock, Arkansas 72203
Dear Mr. Cavanaugh:
By letters dated June 17, July 5 and December 6,1977, Arkansas Power and Light Company proposed changes to Section 3.3 and Table 4.1 of the Technical Specifications, and to the Reactor Building Spray System These letters (RBSS), for Arkansas tiuclear One, Unit tio.1 (Af10-1).
19, 1976 were in response to our requests dated October 18 and tiovember for additional information to complete our review and evaluation of the ANO-1 RBSS.
I We have completed our review and evaluation of the proposed changes to We conclude the At10-1 Technical Specifications and to the Af40-1 RBSS.
that the changes are acceptable if the maximum allowable sodium hydroxide concentration in the Sodium Hydroxide Tank in the RBSS is 18 weight %
and if the computer simulation data,(which you submitted for the grav SHT) and the Borated Water Storage feed from the Sodium Hydroxide TankVerification could be by (1) actual test Tank (BWST), can be verified.
data from At40-1, (2) test data from other comparable systems, or (3)
!j complete documentation of the computer programs including program verifi-However, if you cannot provide verification of the proper flow cation.
from these two tanks with any of the above methods, you should propose modifications, such as a positive injection system, which would assure J
the proper flow.
It would expedite the completion of our review if you would commit to f
yerification of the computer simulated data and commit to propose modifications to assure the proper flow if the computer simulated data i
j cannot be verified.
We note that you have already agreed to the 18 wei.ght % tia0H maximum concentration,
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l 2-Arkansas Power & Light Company Please let us know within 20 days from receipt of this letter whether you will r.ake such commitments or your objections, reasons for the objections and reasons for justifying the 'ontinued cperation of AND-1.
Since rely,
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Robert W. Reid, Chief' Operating Reactors Branch #4 Division of Operating Reactors cc: See next page e
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Arkansas Power & Light Company cc:
Phillip V,.
Lyon, Esquire House, Holms & Jewell 1550 Tower Building Little Rock, Arkansas 72201 Mr. Daniel H. Williams Ma nag er, 'Lic ensi ng Arkansas Power & Light Company Post Of fice Box 551 Little Rock, Arkansas 72203 Mr. John W. Anderson, Jr.
Plant Superintendent Arkansas Nuclear One Post Of fice Box 608 Russellville, Arkansas 72801 Arkansas Polytechnic College Russellville, Arkansas 72801 4
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