ST-HL-AE-1493, Forwards Response to Draft SER or FSAR Items Re Nonactive Pumps in Tables 3.9-4 & 3.9-4C.Marked-up FSAR Pages Will Be Incorporated in Future Amend

Forwards Response to Draft SER or FSAR Items Re Nonactive Pumps in Tables 3.9-4 & 3.9-4C.Marked-up FSAR Pages Will Be Incorporated in Future Amend

ML20138N643
Person / Time
Site:	South Texas
Issue date:	10/31/1985
From:	Wisenburg M HOUSTON LIGHTING & POWER CO.
To:	Knighton G Office of Nuclear Reactor Regulation
References
CON-#485-034, CON-#485-34 OL, ST-HL-AE-1493, NUDOCS 8511050268
Download: ML20138N643 (5)

Text

.

The Light NE Uf Houston Lighting & Power I!O. Box 1700 llouston, Texas 77001 (713)228-9211 October 31, 1985 ST-HL-AE-1493 File No.: C9.17 Mr. George W. Knighton, Chief Licensing Branch No. 3 Division of Licensing U. S. Nuclear Regulatory Commission Washington, DC 20555 South Texas Project Units 1 and 2 Docket Nos. STN 50-490. STN 50-499 Responses to DSER/FSAR Items r Tables 3.9-4 and 3.9-4C '

Dear Mr. Knighton:

The attachments enclosed provide STP's response to Draft Safety Evaluation Report (DSER) or Final Safety Analysis Report (FSAR) items.

The item numbers listed below correspond to those assigned on STP's internal list of items for completion which includes open and confirmatory DSER items, STP FSAR open items and open NRC questions. This list was given to your Mr. N. Prasad Kadambi on October 8, 1985 by our Mr. M. E.

Powell.

The attachments include mark-ups of FSAR pages which will be incorporated in a future FSAR amendment unless otherwise noted below.

The items which are attached to this letter are:

Attachment Item No.* Subject l 1 D 3.10-17 Identify Non-Active Pumps in Tables 3.9-4 and 3.9-4C 8511050268 851031 PDR ADOCK 05000498 E PDR

• Legend D - DSER Open Item C - DSER Confirmatory Item F - FSAR Open Item Q - FSAR Question Response Item [l L1/DSER/a5 l

v Houston Lighting & Power Company ST-HL-AE-1493 File No.: G9.17 Page 2 If you should have any questions concerning this matter, please contact Mr. Pcwell at (713) 993-1328.

Very truly yours, f l-

~~

$ &p M. R. Uis 'nburg Manager, uclea Licen ng JSP/b1 Attachments: See above Ll/DSER/a5

. ST-HL-AE-1493 File No.: G9.17

~

Page 3 CC*

Hugh L. Thompson, Jr., Director Brian E. Berwick, Esquire Division of Licensing Assistant Attorney Ceneral for Office of Nuclear Reactor Regulation the State of Texas U.S. Nuclear Regulatory Commission P.O. Box 12548, Capitol Station Washington, DC 20555 Austin, TX 78711-Robert D. Martin Lanny A. Sinkin.

. Regional Administrator, Region IV 3022 Porter Street, N.W. #304 Nuclear Regulatory Commission Washington, DC 20008-611 Ryan Plaza Drive, suite 1000 Arlington, TX 76011 Oreste R. Pirfo, Esquire Hearing Attorney N. Prasad Kaaambi, Project Manager Office of the Executive Legal Director U.S. Nuclear Regulatory Commission U.S. Nuclear Regulatory Commission 7920 Norfolk Avenue Washington, DC 20555 Bethesda, MD 20814 Charles Bechhoefer, Esquire Claude E. Johnson Chairman, Atomic Safety &

Senior Resident Inspector /STP Licensing Board c/o U.S. Nuclear Regulatory U.S. Nuclear Regulatory Commission Commission Washington, DC 20555 P.O. Box 910 Bay City, TX 77414 Dr. James C. Lamb, III 313 Woodhaven Road M.D. Schwarz, Jr., Esquire Chapel Hill, NC 27514 Baker & Botts One Shell Plaza Judge Frederick J. Shon Houston, TX 77002 Atomic Safety and Licensing Board U.S. Nuclear Regulatory Commission J.R. Newman, Esquire Washington, DC 20555 Newman & Holtsinger, P.C.

1615 L Street, N.W. Mr. Ray Goldstein, Esquire Washington, DC 20036 1001 Vaughn Building 807 Brazos Director, Office of Inspection Austin, TX 78701 and Enforcement U.S. Nuclear Regulatory Commission Citizens for Equitable Utilities, Inc.

Washington, DC 20555 c/o Ms. Peggy Buchorn Route 1, Box 1684 E.R. Brooks /R.L. Range Brazoria, TX 77422 Central Power & Light Company P.O. Box 2121 Docketing & Service Section Corpus Christi, TX 78403 Office of the Secretary U.S. Nuclear Regulatory Commission H.L. Peterson/G. Pokorny Washington, LC 20555 City of Austin (3 Copies)

P.O. Box 1088 Austin, TX 78767 Advisory Committee on Reactor Safeguards U.S. Nuclear Regulatory Commission J.B. Poston/A. vonRosenberg 1717 H Street City Public Service Board Washington, DC 20555 P.O. Box 1771 San Antonio, TX 78296 Revised 9/25/85 L1/DSER/a5

h

' STP FSAR

,,m 5f.FIE.Xt 'fW3' TABLE 3.9-4 PAGE1 OFL

(" STRESS CRITERIA FOR ASME CODE SECTION III CLASS 2 AND 3 NONACTIVE PUMPF)

(BOP SCOPE OF SUPPLY)

PLANT CONDITION STRESS LIMITS Pnnax O)

Design and The pump conforms to the 1.0 Normal requirements of ASME Code.

Section III, NC-3400 (or ND-3400)

Upset 6 m 5 1.1S (6m or OL) + 6 b 5 1.65S 1.1 Emergency 6 m 5 1.55 (6 m or 6L) + 6 b 5 1.8S 1.2 Faulted dm 1 2.0S

( 6 m or 6L) + 6b 12.4S 1.5 41

\

l NOTES:

(1) The maximum pressure does not exceed the tabulated factors listed under Pmax times the design pressure.

(2) Pump mounting feet or pedestal supports which are integrally attached to the pump pressure retaining boundary are designed to the stress limit requirements in this table. Pump support components which are not integrally attached to the pump pressure retaining boundary are designed to the requirements of ASME III, subsection NF and AISC as applicable.

(3) Loade imposed on the pump nozzles by connecting piping are provided in the pump specification and are considered in the pump design. Piping system design limits the loads imposed on the pump nozzles to those values.

(4) Definition of terms is provided in Table 3.9-3.

(s]- Q ygt 4, etl c.tec.. ledres pwp a *d dim )^

c.:r M M e Y -

)

3 9-107 Amendment 44,

i )

• • * * * ~ STP FSAR , _ , , _ _ .

ATTACHMENI J ST-HL-AE- M 43 TABLE 3.9-4C PAGE '). OF 7 --

)

STRESS CRITERIA FOR ASME CODE CLASS 2 AND 3 8 l

NON-ACTIVE PUMPS 8"BY THE NSSS SUPPLIER Design / Service Level Stress Limits (* f i

i Design and Service Level A NC-3423 (ND-3423) l Service Level B NC-3423 (ND-3423)  :

Service Level C NC-3423 (ND-3423)

Service Level D '

NC-3423 (ND-3423)

. i I

p 9 ..bw knet.u ~ f cn. 9  % ,.  !

4,ac.4. c Co.k-f Ac:b b /W 41 9 e-cycl < em nase pud 64

_) Rek(.+y Wa,4 <- pur%.,% &-p I

s NOTES:

. a. As specified by ASME B&PV Code.Section III. <

3.9-110 Amendment 41

.