05000327/LER-1980-045-01, /01T-0:on 800509,util Discovered That Spent Fuel Pool Gates Were Not Designed in Compliance W/Seismic Category I Requirements.Caused by Failure to Consider Gates in Seismic Analysis.Design Mod Underway

/01T-0:on 800509,util Discovered That Spent Fuel Pool Gates Were Not Designed in Compliance W/Seismic Category I Requirements.Caused by Failure to Consider Gates in Seismic Analysis.Design Mod Underway

ML19323F832
Person / Time
Site:	Sequoyah
Issue date:	05/22/1980
From:	Maehr S TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19323F827	List: 05000327/LER-1980-045-01, /01T-0:on 800509,util Discovered That Spent Fuel Pool Gates Were Not Designed in Compliance W/Seismic Category I Requirements.Caused by Failure to Consider Gates in Seismic Analysis.Design Mod Underway
References
LER-80-045-01T, LER-80-45-1T, NUDOCS 8005290516
Download: ML19323F832 (2)

LER-1980-045, /01T-0:on 800509,util Discovered That Spent Fuel Pool Gates Were Not Designed in Compliance W/Seismic Category I Requirements.Caused by Failure to Consider Gates in Seismic Analysis.Design Mod Underway

Event date:
Report date:
3271980045R01 - NRC Website

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i Tennessee Valley Authority Sequoyah Nucient Plent LER SUPPLEMENTAL INFORMATION i

SQRO-50-327/ 8045 rechnical Specification Involved 6.9.1.12.1 Reported Under Technical Specification 6.9.1.12.1 I

Date of Occurrence: 5/9/E0 Tine of Cecurrence:

1743 COST L* nit 1 l

Identification.md Dese.ription cf Occurrence:

The spent fuel poel gatea cre not designed or cenctructed to sel.:cie category I requirements ao rcquired by Rcg. Guide 1.12.

f Canditiens Prior tc Occurrence:

Unit 1 in !! ode 4 belcu 350 F during systen hectup.

Action 0;cc!.ficd in the Technical Specificatien Surveillance Requirencnts due to inoperable couipment.

N/A t

i Apparent Cause of Occurrenec:

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Overlooked in the seismic analysis.

Analysis of Occurrence:

No danger to public health and safety.

Corrective Action

The Mechanical angineering Branch la in the process of a design codification i

to correct the deficiency.

Failure Data:

N/A i

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