ML20035A313
| ML20035A313 | |
| Person / Time | |
|---|---|
| Site: | 05200001 |
| Issue date: | 03/22/1993 |
| From: | Kelly G Office of Nuclear Reactor Regulation |
| To: | Poslusny C Office of Nuclear Reactor Regulation |
| References | |
| NUDOCS 9303250129 | |
| Download: ML20035A313 (6) | |
Text
{{#Wiki_filter:. March 22, 1993 i NOTE T0: Chet os%sny,DAR RRi f /'R Glen,n/ J yQS FROM: 6
SUBJECT:
FAX FROM GE LISTING GE'Se NDERSTANDING 0F THE STATUS OF ABWR PRA OPEN ITEMS .i r I have enclosed a fax I received from Jack Duncan, GE, that documents GE's l understanding of the status of the Open Items being tracked for the ABWR PRA. This fax is a repeat of one I received on March 17, 1993. j
Enclosure:
as stated e ? s i i h h I DCl k p A I
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F C. STATUS OFPRA-RELATED OPEN ISSUES (FS$R SECTION 19.1) g No. ISSUE. STATUS .=. 2 LOCAs Outside of Containment Submittal of March 1 is believed to address 2 all remaining issues g; Staff feedback expected l
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4 Requantity PRA RequantiRcation submitted 19R7 Remaining questions answered 12/1W92. Stafffeedback expected Seismic Maruins-Related: l 5-Seismic Capacities Analysis to be resubmitted W Sl to 9 Contaimnentisolation - answerremaining NRC questions 13 Margins Analysis 7 Accident Management GEsubmittalcomplete. Reviewerthinks OK. StafIwas to complete FSgR imput 2/2tVJ3. 'Newschedule: 5 i" i- ...--.,--..----..~.-~...--.--____e-m--m... .m m- .---..--Emmm m '.-- d 2, _--- ~.. -......,., .,..-..3..,..-...1~.-....*..we.-,-m. r-r.,.-+.
.3 STA TUS OF PRA-RELA TED OPEN ISSUES (Continued) [. + x, No. ISSUE STATUS E* 8 SAMDA Submittal Update submitted 12/1452 Understaff review. Reviewer thinks OK. n Staffreviewshould be completed $n ?s
- g 10 Decay Heat RemovalReliability Under review by NRC contractor. Staff to Study complete review by.V2tVG..
11 InternalFlooding Analsyis-Recent questions answered. Staff to complete review by.Y2tMU. '58 .T $O i , < ft 3 .____._...___.__._____..______.____.a_...._,_____:._.,____.__._____..._...
2 y. STATUS OFPRA-RELA TED OPEN ISSUES (Continued) 5: "O 1
- s No.
ISSUE STATUS is 5 12 Human Factors GEsubmitted 12/1.V32. Staff to complete review by m. p IU { 14 PRA - Based "Lp to ITAAC" Fourparts to staff as of:y8/33: Level 2, Fire, Q ? Flood, Seismic. NRC is still not happy. l - Comments being reviewed by NRC i management. Response expected l Remaining parts: Level 1, bypass, shutdown. 15 Site SpeciR Design Staff will require action by applicant. No VeriHcation forExternal further GEaction is needed.. ( Hazards W ,I q w- -gyrr,-,, v. .-em-',,.g.+.ae,,,,re,ew,,,iev,e..-, ,--.gw..a ,,w,-g..-.mw,,-,mw,,.- ....,,, - -.+ .,w.-,+ ev--.=-, -.s..,#mw.,,%-, .-w,-. --,,,,,-e,. ,-r,---,--,., v. -,-w.o.,-- ,-v-.-, ,--w.w w-%. w-
x?' STATUS OFPRA-RELATED OPEN ISSUES (Continued) .o a: No. ISSUE STATUS a.1 E 16 Interfacing LOCA " Nth" GE submittant scheduled for 5G1/33. m, = 1 SSAR Submittals Most responses are in the form of SSAR y submittals. Schedule for balance and in u review of staff &ill be initiated late L5 March. DF5 6 Recentissues without Numbers Potential for containment over-Addressed by design modification; single pressure protectionline to line with one rupture disk. pressurize between rupture disks. ECCSpump suction from hot NRC wants more analysis, expanded event g suppression poolcould expose tree and consistency review
- Ievel 1, level 2, W-pumps to above design basis EPGs. Firstpart of analysis has started.
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