ML20084P986

From kanterella
Jump to navigation Jump to search
Ro:On 740315,drywell Oxygen Concentration Exceeded Tech Spec.Nitrogen Regulator Bypass Valve Opened to Let in More Nitrogen to Primary Containment.Nitrogen Tank Inventory Full & Oxygen Concentration Brought to 5%
ML20084P986
Person / Time
Site: Quad Cities 
Issue date: 03/15/1974
From: Kalivianakis N
COMMONWEALTH EDISON CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20084P957 List:
References
NUDOCS 8306130088
Download: ML20084P986 (4)


Text

O' O

S+5 ac cs0 4517E074 03/15/O mu "ill h

i IPM8NGZ CSP E

'3096542241 MSN TDBN CORD 0VA ILN93-3YD 0

7 """"' ?

O ZIP 60137 O

e 0

e J KEPPLER, DIRECTORATE REGULATORY OPERATIONS U.S. ATOMIC ENERGY COMMISSION 799 ROOSEVELT O

GLEN ELLYN IL 60137 O

e O

e REFERENCE QUAD CITY'S NUCLEAR POWER STATION LICENSE DPR-30 DOCXET

-O 50265 APPENDIX A SECTIONS 1.0.A.2 AND 3.7. A.S. A AND 6.6.9 AT O-ABOUT 1200 ON IMRCH 15 1974 THE UNIT 2 DRYWELL OXYGEN CONCENTRATION WAS DETERMINED 10 BE 5.5 PERCENT WHICH IS SLIGHTLY IN EXCESS O

0F THE 5 PERCENT ALLOWED BY TECHNICAL SPECIFICATION 3.7. A.5. A O

THE NITR0 GEN REGULATOR BYPASS VALVE WAS OPENED 70 LET IN MORE NITROGEN TO PRIMARY CONTAINMENT NITROGEN TANX INVENTORY IS FULL O

AND THE OXYGEN CONCENTRATION WAS BROUGHT TO 5 PERCENT AT 4:30PM O

N J XALIVIANAKIS O

O 1833 EDT mMmacm0 O

O e

O e

O e

O e

O e

O e

O j

e

[' r'

)

1., > ' ') (

O e

NAR 1 g 39,4 i

g b

O e

EE?iB88Pdggggi, O

em e

O O

UNITED STATES 2.g ~.

ATOMIC ENERGY COMMISSION (y -

DIRECTOR ATE OF REGULATORY OPERATIONS 1

~

REGION Ill

  1. sris 4i 799 ROOSEVELT ROAD TELEPHONE GLEN ELLYN, ILLINOIS 60137 (312)s58 2660 A.

RO Inspection Report No.

Transmittal Date Distribution:

Distribution:

R0 Chief, FS&EB R0 Chief, FS&EB RO:HQ (5)

RO:HQ (4)

DR Central Files L:D/D for Fuels & Materials Regulatory Standards (3)

DR Central Files Licensing (13)

RO Files R0 Files l

B.

RO Inquiry Report No.

Transmittal Date Distribution:

Distribution:

R0 Chief, FS&EB RO Chief, FS&EB RO:HQ (5)

RO:HQ DR Central Files DR Central Files Regulatory Standards (3)

R0 Files Licensing (13)

RO Files C.

Incident Notification From: Commonwealth Edison Co. Docket No. 50-265 (Licensee & Docket No. (or License No.)

Transmittal Date

March 27, 1974 Distribution:

Distribution:

.R0_ Chief, FS&EB R0 Chief, FS&EB RO:HQ (4)

RO:HQ (4)

Licensing (4)

L:D/D for Fuels & Materials DR Central Files DR Central Files RO Files RO Files

C MGMCGBC CGO I'gg"g O

2-O3 4

OI g

M ZC MGM TDBN CORDOVA It'iO"0$3 'iYd5"k PEDT"eD" i'O 7 O,

C 3096542241 ZIP 60137 f

2l C

C 0

.J KEPPL R, DIRECTORATE REGULATORY OPERATI0llS O

E CF U.S. ATOMIC ENERGY C0tlMISSION 799 ROOSEVELT GLEN ELLYN IL 60137 C

Q 3

REFERENCE QUAD CITY'S tlUCLEAR POUER STATION LICE!!SE DPR-30 DOCKET 50265 APPENDIX A SECTIONS 1.0. A.2 AND 3.7. A.S. A AtID. G.6.8 AT ABOUT 1200 ON IMRCH 15 1974 THE UNIT 2 DRYUELL OXYGE!! CONCENTRATION WAS DETERt11NED 1D BE 5.5 PERCEllT UHICH IS SLIGHTLY IN EXCESS OF THE 5 PERCENT ALLOVED BY TECHNICAL SPECIFICATION 3.7. A.5. A THE NITROGEN REGULATOR BYPASS VALVE WAS OPENED TO LET IN MORE NITROGE!! TO PRIMARY CONTAINMENT tlITROGEN TANX INVE!) TORY IS FULL AND Ti!E OXYGEN CONCENTRATION WAS BROUGHT TO 5 PERCEllT AT 4:30PM N J KALIVIANAXIS 1833 EDT

/

MGMCGBC CG0;_

g

~

(

Q p.#*

~

O C

% a

(

} lbO e

C v/j q a

c b

i L

O

!C 0

NAR 1 g ggy u

a

r'N f\\

}

(

'()

V 4 ce e i

O-:

p g

+,,

4

-j g UNITED STATES

[j :},Q f ) I.

I f

ATOMIC ENERGY COMMISSION h,' ',Y,~$ j,7 DIRECTORATE OF REGULATORY OPERATIONS

%,Q' ' )

,/ d RVGION lit

, i 'p 799 ROOGriVELT llOAD i nfPHONE:

GLEN ELLYN, ll.LINOIS 60137 (3'2) 858-2660 A.

R0 Inspection D port No.

Transnittal Date Distribution:

Distribution:

R0 Chief, FSSEB RO Chief, FS&EB RO:HQ (5)

RO:HQ (4)

DR Central Files L:D/D for Fuels & IUterials Regulatory Standards (3)

DR Central Files Licensing (13)

R0 F11.cs R0 Files B.

RO I luiry Report No.

Tr e " r.:

ttal I' te Jiouribstion:

Dis tribut. ion :

R0 Chici, FSSEB R0 Ch4ef, FS&EB RO:HQ (5)

RO:HQ DR Central Files DR Central Files Regulatory. Standards (3)

R0 Files Licena ing (13) ',

RO Files C.

Incid: at Notification From: Cotronwealth Edison Co. Docket No. 50-265 (Licensea & Decket No. (or License No.)

Trancnittal Date

March 27, 1974 Dictribution:

Distribution:

RO Chief, FS&EB R0 Chief, FS&EB RO:HQ (4)

R0:HQ (4)

Licen sit., (4)

L:D/D for Fuels & Ifaterials DR Centeil Files DR Central Files Ido Files RO Files

.