ML20147B451

Interrogatories Propounded to Applicant Re Environ & Safety Aspects of Proposed Facil

ML20147B451
Person / Time
Site:	Point Beach
Issue date:	09/27/1978
From:	AFFILIATION NOT ASSIGNED
To:
References
NUDOCS 7810110017
Download: ML20147B451 (12)

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PUBLIC DOCli. ay gggy .

UNITED STATES OF AMERICA ,

NP7 LEAR REGULATORY CO?@lISSION I

Docket Nos.

In the' Matter of Wisconsin 50-266 1

Electric Power Plant 50-301

.; TlTc' INTERROGATORIES PROPOUNDED TO THE APPLICANT' l- 2 ISU > 4 BY LAKESHORE CITIZENS FOR SAFE ENERGY e,e w. + + % "

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. SEPTEMBER 27, 1978 ,

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.The Applicant is required to answer the following interro-gatories in accordance with 10 C.F.R. sec. 2.740 (b), and .

to serve a copy of its answeres and objections upon -

Lakeshores Citizens for Safe inergy in care of Sandra Bast, 1112 N. lith St.,-Manitowoc, WI 54220 and Jame- ,

Schaefer, 3741 Koehler Drive, Sheboygan, WI 53081.

INTERROGATORIES CONTENTION 1.

1. How often are gases emitted from the plant?

2. How often are emitted gases monitored for radioactivity? -

i 3 Have emitted gases ever exceeded the NRC allowed limits If so, under what circumstances?

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for radioactivity?

4. Please quantify the predicted increase in airborne radioactivity emitted as a result of the storage of 1502 fuel assemblies. '

5. Does the State of Wisconsin monitor the Point Beach emissions? Ynere, when and how?

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. CONTENTION-2 [1 1.- Could the total airborne radioactive emissions of the combined-releases from Point Beach's and Kewaunee's

- Nuclear Plants'with expanded fuel storage exceed the

, NRC's limits to residents living between the plants?

Please provide data leading to your conclusions. .

2.- Would-a local thermal invereion cause the c,ombined re-

- leases to remain in the area and pose a hazard? h 3.- Provide record of emissions for. previous year.

CONTENTION 3a

1. Predict the maximum temperature and heat load to the y spent fuel pool in'the event both cores must be unloaded into the filled spent fuel pool. Discuss the result of

pump failures in this situation. ,

CONTENTION 3b

1. Will.any spent fuel assembly, after being racked--following removal from the core, ever be moved to a different ,

storage location prior to being removed for shipment?

2. ~Does moving a spent fuel assembly from one storage lo-i l cation to another require that workmen be positioned above the spent fuel pool?

'3. What measures are taken to prevent articles (tools, clothing) associated with workers' activities above the poo1Lfrom falling into the pool?

4. Does the spent fuel pool's coolant water suction pipe have a protective screen to prevent the drawing of items ,

dropped into the pool?

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5. What would be the result of.a blockage of the suction pipe of the spent fuel pool's coolant system?

6. Will increased number of stored assemblies require greater ,

worker activity to. monitor them?

CONTENTION 3c .

1. What would be the maxiumum spent fuel pool coolant water-temperature if the pool's: racks were filled to capacity ,

(except spaces left open'for emergency core offload ~needs) and both coo'lant pumps failed?

2. Given the possibility that both pumps fail while the  ;

spent fuel pool is holding the maximum number _of spent.

fuel assemblies (assume both; cores are emergency off-loaded) would'the spent fuel pool's coolant water boil?

3. What is'the " Design Basis" maximum water. temperature allowed to circulate through the spent fuel pool coolant pumps?

If due to pump' failure, emergency core offloads and in-4.

. creased stored fuel assemblics the spent fuel pool's coolant water should boil, what would be the results in airborne radioactive emissions releaced from the plant?

, CONTENTION 3d l 1. If through accidental breach or corrosion, the spent l fuel pool should ose volume of coolant water, what

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l would be the results in airborne radioactive emissions from the apent fuel pool? ,

2 '. What would b9 the thermal effects on the stored fuel' assemblics, cladding and racks at a partial or total loss o

of coolant water from the spent fuel pool?

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CONTEUTION 3e

1. If through accident or corrosion, the-pool's liner should leak while the spent fuel pool is filled to capacity: l

a. where would the stored spent fuel assemblies be kept during repairs?

b. how would repairs be made?

CONTENTION 3f

1. Please present data for conclusions in Sec. 5.0 of the spent fuel storage modification description.

2. How will the discovery of the Lake Michigan fault line near Point Beach affect the safety of the spent fuel pool? Please present data.

3. To whtt Richter Scale seismic event is the spent fuel pool built to withstand?

CONTENTION 3g

1. Will the present storage racks be removed and shipped offsite intact, or will they be cut up and shipped in barrels?

2. What is the maximum allowable radiation a worker may receive in a year? In a calendar quarter?

l CONTEUTION 3h

1. Submit results of experiments on the deterioration of neutron absorber plates presently being carried out by the University of Michigan. Discuss the effects of high level gamma radiation damage and gas generation in the B C plate.

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CONTENTION 4

1. Is there any patrolling of the area surrounding the periceter fence? If so, what method (s) are used?

2. Are there any detection devices on the fence other than lighting? .

3. Would you explain how yot would separate or isolate the spent fuel pool area from the rest of the plant?

4. What security precautions, if any, are taken during the change of shifts?

5. How do you conitor non-eaployee groups in the area of the plant (include the shoreline)?

6. What cethods of concunication are utilised between guards in case of intrusion?

7. What sort of people cake up the guard group? How do you attract these people for this type of job? Is this the main means of e=ployment of this group or is this a secondary task? What type of background checks are cade and how soon may this person be employed from the time the investigation starts?

8. What training do the guords receive? Please specify.

Do they carry arms? What training and proficiency do they have with these weapons? Do you have records of the information requested in p 7 & 8? Can we see these records? Why are there six guards to a shift rather than the maxinum of ten?

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_ CONTENTION-4 continued 9 .-

Can the handling equipment of the spent fuel pool be immobilized in a short time to prevent movement?. ,

Explain how this can be. accomplished.

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10. Is the spent fuel pool area-more accessible than the reactor area?. What barriers are present in the pool area and the core?

11. Could an, explosive chargeo 'f fifty (50T pounds or less puncture the wall of the fuel pool? How large of an opening would be made by this means?

12. When were'you last inspec'ted for security?' Have you received any deficiency' ratings in'this area? Please.

show how you have corrected-your deficiencies.

13. Could a saboteur cause the spent fuel. rods to. reach-criticality?

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CONTENTION 5-1.- Should the need arise, what is-the shortest practical-

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time needed to remove and ship offsite 1000 or more spent fuel assemblies? f

2. How many shipping casks will be available in the year 2000?  ;

_ CONTENTION 6 l

1. Does Point Beach Nuclear Power Blant monitor the ground water beneath:- its boundries for traces of radioactivity? 4

2. Is it possible'that spent fuel pool coolant water could leak through the liner and concrete base without being ,

collected in the leakage detection bucket?

3. Has the collection bucket ever collected pool water  ;

leakage?

4. Has leakage detection system'ever been tested? How is it tested?

CONTENTION 7

1. Contract (s) and/or correspondence pertaining to off-j i

site placement and/or disposal of spent fuel racks, t

l filters, and other increased quantities of low- l 1

l level radioactive wastes due to the compaction of spent nuclear fuel as proposed in the requcet for n license I amendment. Indicate where these increased quantities of low-level radioactive solid wastes are to be placed, l 2. Study (ies) and/or correspondence regarding the feasibility.

of land burial and/or stora$e (engineered or otherwise) of the increased amounts of low-level radioactive solid wastes due to compaction of spent fuel at the Point Beach  !

site. .

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CONTENTION 8

'1. Study (ies) or analysis (es) delineating the examination and condition of each Point Beach spent fuel asceably presently in stroage at Nuclear Fuel Services.i.in West Valley, New York and slated for removal'to'the Point Beach plant.

CONTENTION 9

1. What is the status of the information in the FFDSAR (FSAR) medical sections? Has there been an updated or revised version of the medical and health care area?

2. What role does the emergency plan medical section play

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compared to the FSAR? Which is the most current?

3. What is the second hospital required by the NRC? Do you consider the Madison Hospital adequate for emergency purposes when it is over one hundred and thirty miles away? Why?

4. What is the medical plan for decontamination of a mascive number of people?

l S. Are all doctors in the FSAR list active in your program?

What was their training in nuclear medicine? Where was the training? Who certified these men?

6. Why was the list of doctors reduced from seven (FSAR) to two doctors (Emergency Plan)?

7. When was the last inspection made by the NRC of this area. What comments or recommendations did they make, if any?

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• CONTENTION 10

1. Have you implemented the emergency plan? With what.

results? How often do you have drills?

2 If the telephone lines were cut between the' plant and outside agencies what means of contact do you have?

Have you ever had difficulty viith telephone communication through the Mishibot exchange? How frequent is this?

3. Have you ever evacuated the area of local population l in order to practice the emergency plan? When? j Explain the problems you encountered. 4

4. What training has been given tot' he local population for their protection? Have the local people been provided with respiratory devices to protect them from airborne contamination?

5. What devices have you developed against waterborne con-tamination in Lake Michigan from spent fuel rod dispersal or from pool coolant drainage? What methods do you have to contain the radioactive substance?

CONTEUTION 11

1. What are the projections of popula'tjon growth through the year 2000 upon which you have based your data determining the safety of radiation levels for non-occupational exposures?

2. What radiation 9xposure monitoring will be done on people who live in the vicinity of the plant in light of the increased and longer term storage of spent fuel?

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CONTENTION 16-a

1. Detailed analysis of the effedts of borated water on Point Beach spent fuel, cladding, support frames, storage racks, fuel basin liner, neutron absorber plates.?

and a11'other components in contact with the storage pool-borated water for the period of license. Please supply this information. .

2. Will an increased spent fuel pool coolant water temperature-cause an increase in the corrosion rate on pool components?

CONTENTION 16b THROUGH 161 PLEASE ' SUPPLY THE' FOLLOWING:

1. 16b--Analysis of the effects of accelerated corrosion, microstructnral changes, alterations in mechanical properties, stress corrosion, cracking, intergranular corrosion, and hydrogen abosrption and precipitation by aluminum alloys due to compaction of spent fuel as pro-posed at l'oint Beach for the duration of the operating license.

2, 16c--Describe the metallurgical composition of the storage _ pool liner, pipes, storage racks and rack bases-and provide an analysis of the electrolytic corrosion effects of the dissimilar alloys on the spent fuel, its cladding and all components of and in the spent fuel storage pool.

3. 166--Describe the proposed monitoring of the more densely stored and increased amounts of spent fuel assemblies at Point Beach and provide and analysis of the-feasibility of' monitoring individual spent fuel assemblies to detect defects and leakage of spent fuel due to loss of integrity

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-CONTENTI0li 16 continued of the cladding.

4. 16e-Delineate provisions made for encapsulating de-fective spent fuel assemblies in the event of defect, leakage and/or loss of integrity.

S. 16f--study which quantifies the anticipated thickness .

of crud layern on the spent fuel assenblies.and evaluates the tendency of the crud layers to influence spent fuel cladding corrosion resulting from the core densely stored '

and increased quantities of spent fuel at Point Beach.

6. 16g--Analysis of the state of art and availability of -

other nore densely stored spent fuel assenblies in water stcrage pools at Point Beach, including on-site and off-site dry storage in sealed storage casks, air-cooled vaults, near surface heat sinks. Evaluate the health, safety, environnental and econenic inpact of these alternatives and conpare with the inpacts of nore densely-racked underwater storage at Point Beach.

7. 16h--Analysis of anticipated problens in handling spent ,

fuel during the period of license due to loss of integrity of the spent fuel and its cladding in core densely-stored and increased quantities of spent fuel.

8. 161--Delineate the chenical nakeup of spent fuel stcrage pool conponents at nuclear Puel Services in West Valley, New York. Compare this inforcation with data on the chenical nakeup of spent fuel storage pool conponents at Point Beach. If there are chenical differences in the Point 3each and UPS storage pool ccaponents, indi-

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CONTEUTION 16 continued cate the anticipated corrosive effects of these chemical differences on the spent fuel,.its cladding, .

and other components of and in the Point Beach spent fuel storage pool due to the transfer and placement of the Point Beach spent fuel now in storage at NFS in the Point Beach storage pool.

CERTIFICATE OF SERVICE Marshall E. Hiller, Esq., Chairman Dr. Emmeth A. Luebke Dr. Paul V. Purdon Patrick W. Walsh, Esq.

George P. Trowbridge, Esq.

Bruce Berson,Esq.

Docketing and Service Section U. S. Nuclear Regulatory Commission (3 copies) e