ML17252A843

Quad-Cities - Special Report No. 18 Re Final Corrective Measures for Eliminating Containment Pressurization Incidents Resulting from Premature Actuation of Reactor Safety Valves

ML17252A843
Person / Time
Site:	Dresden, Quad Cities
Issue date:	12/26/1974
From:	Abel J Commonwealth Edison Co
To:	Ziemann D Office of Nuclear Reactor Regulation
References
Download: ML17252A843 (1)

Text

)

Commonweaith.ison One First National Plaza. Chicago, Illinois Address Reply to: Post Office Box 767 Chicago, Illinois 60690 December 26, 1974 Mr. D. L. Ziemann, Chief Operating Reactors - Branch 2 '*

Directorate of Licensing Office of Regulation U.S. Atomic Energy Commission Washington, D.C. 20545

Subject:

Dresden Station Units 2 & 3 Soecial Report No.

AEC DKT 50-237 an~o-24;?n *'

Applicable to Quad-Cities~its 1 & 2 AEC DKT 50-154 and 50-265

• d.

Dear Mr. Ziemann:

Dresden:Station Special Report No. 18 Suppliment C **

dated April 10, 1974, was submitted to Mr. D. J. Skovholt. This,._

report described the final corrective measures for eliminating containment pressuri::>ation incidents resulting from premature actuation of reactor safety valves. The schedule for completing these corrective measures was also discussed.

Due to changes in refueling outage plans for the four (4) units the safety valve corrective measures have been re~

scheduled as follows:

Dresden Unit 3 - Spring 1975 Refueling Outage Quad-Cities Unit 1 - Fall 19~5 Refueling Outa~e Dresden Unit 2 - Fall 1975 Refueling Outage Quad-Cities Unit 2 - Spring 1976 Refueling Outage A detailed report describing the proposed safety valve corrective measures was schedule for submittal by January 1, 1975.

This report has been delayed slightly; and it will be submitted as part of the Dresden Unit 3 Reload 3 Licensing Submittal by

_February 1, 1975.

~chedule ~hanges concerning this'matter result, promptly.*

131.3 l\