ML19224C158
| ML19224C158 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 04/26/1979 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML19224C159 | List: |
| References | |
| OSP-790426, NUDOCS 7906290217 | |
| Download: ML19224C158 (4) | |
Text
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Date; April 26, 1979 l N Time; 1200
,[ 'h/ )I WASTE MANAGEMENT GR0llP 7: j fD' f) R R.
GAS MANAGEMENT TASKS j
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Task Plant Mod.
Cognizant No.
Control No.
Pri Description Engr.
Status G-1 WG-1 A-1 Install AB/FilB of f-gas filter C. Montgomery Phase I design complete.
System description is system to back-up plant system W.
Itschner complete, start-up procedure in drafting.
Preop
- J.
Collins procedure in draf ting by Met-Ed.
UE6C supporting construction.
Plan is Phase I, 2 or 4 trains running. Phase I schedule developed, show 4/28 completion.
Phasa II & III lead to permanenc system, scheduled shows 5/1 operation.
Noise problem requires evaluation.
G-4 WG-3 A-1 Vent stack monitoring system
- 11. Morton Working on calibration for noble gas release to replace llP-R219 J. Cline monitoring.
Eberline serviceman and SRI have C. Pelletier calibrated on noble gas and lodine.
- P.
Stoddart G-5 None A-1 Change out AB/FilB llVAC J. McConnell Long term storage plan under study, 35 vent filter train charcoal C, Edwards permanent storage /shipplagcontainers in bed fabrication delivery starts 4/25.
"A" trains of tiie AB filters and "A" train of FilB filters IN3 removed and replaced, units back in service.
'l' liigh radiation level in "B" train dictates delay
~d "B"
train change out.
Fire sensor tripped, deluge CZ) vales reset.
Deluge systems secured on all sa renewed filter trains.
C-7 1063 A-2 Condenser vac".m pump dis-J. Robison Filter operational.
Investigating operating
%3 charge filter system.
C. Montgomery criteria. Will evaluate DF.
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- NRC Contact 6 gDM p
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J' Date; April 26, 1979 Time:
1200 WASTE t1ANAGEMENT GROUP GAS MANAGEMENT TASKS Task Plant Mod.
Cognizant No.
Control No.
Pri Description Engr.
Status C-15 None A-3 Emergency RB Gas Purge Cleanup Open On hold, no plan to implement.
NRC is System
- J.
Collins pursuing the issue with Sandia Lab.
G-29 WG-7 B-3 FilB Airlock Inactlye Determination made that airlock is unnecessary
- L, Barrett at this time, G-30 Mone A-2 Reactor Purge System Charcoal J. McConnell Priority request made to obtain a RB purge filter Filter Sample
- J.
Collins sample or cell for analysis. Radiation survey requested. Task on hold.
G-31 None A-1 Determine Air Flow Paths in A. Nawaz Critical examination of operating status and AB/FilB W.
Itschner instrument status underway.
Operating matrix J. Robison being developed - available 4/22. Update
- L.
Barrett scheduled 4/28.
G-3?
None A-1 Determine that there are no A. Nawaz Examination of plant status / configuration under-unidentified air flow paths W.
Itschner way.
First cust review complete.
J. Robison
- L.
Ba r re t,t G-33 None A-2 Desensitize AB and FilB Filter E. Sieg Preliminary investigation is that desensitization Monitors
- P.
Stoddart is infeasible.
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- NRC Contact b[
Date: April 26, 1979 WASTE MANAGEMENT GROUP Time; 1200 GAS MANAGEMENT TASKS Task Plant Mod.
Cognizant No.
Control No.
Pri Description Engr.
Status G-34 None B-1 Review overall Unit 1 and 2 AB W.
Itschner Review underway; Documentation completed, and FilB ventilation requirements J. Robison with a view towards minimum flow *L.
Barrett from Unit 2 to Unit 1.
- J.
Collins G-35 None B-2 Start criteria setting for GAI, Reading CAI requested to provide design concept by 4/20.
isolating Unit 1 and Unit 2, C. Montgomery Concern identified because of low negative FilB-se ismic, ventilation, service
- R. Weller pressure in FilB.
Air flow partition needed, cranes, etc.
Temporary ventilation isolation betweca Unit 1 and 2 has near term urgency.
G-36 None B-2 Develop " standard" contaminated
- P.
Stoddart The need, required evaluation and action plan-work area radiological protec-i t. necessary.
Suggest tasking a Met-Ed HP, tion system (s) including air Met-Ed Maintenance, ALARA on WMG team to develop supply, clothing, communications standard work package.
systems, etc. which permit beat possible working conditions.
G-3/
B-2 Develop status system to monitor / 11. Marton Started sampling Unit 1 stack monitor on a routine report I 131 and noble gas re-basis. Plan being expanded.
leases and sources.
G-38 B-1 Develop plan for ventilation sys-Need identified to set up a plan Control / advise tem operation based on fan / filter on local and system ventilation practice.
train status and on door openings and other plant operations evaluations.
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- NRC Contact
Date; April 26, 1979 WASTE MANAGEMENT GROUP Time; 1200 GAS MANAGEMENT TASKS Task Plant Mod.
Cognizant No.
Control No.
Pri Description Engr.
Status G-39 B-2 Develop and assess back-up gas J. McConnell B&R has developed a concept.
Evaluation of filtration schen.e to cross con-cost (technical) to benefit (technical job nect the Auxiliary Building review.
Second estimate scheduled shows 14 filters to the RB purge filters, day + schedule. lleisman Co. has developed drawings. Next step is to'make entry to establish dimensions.
Exposure / schedule cost appears too high! Contingency plan is to open roughly filter manway if emergency ventilation of Auxiliary Building is needed.
G-40 A-1 Criteria for an,1 control tasas 20 " Red Devil" type local filtration systems resulting in the evolution of on order to control welding fumes, contaminates that could poison charcoal filters.
G-41 B-2 Develop filter management strategy.
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