ML20072D066

Forwards Response to Re Backfitting Costs of Two Nuclear Power Plants.All Three Units Have Combined Capability of 1,539 Mwe (Summer) Net

ML20072D066
Person / Time
Site:	Monticello, Prairie Island, 05000000
Issue date:	03/15/1983
From:	Hadley C NORTHERN STATES POWER CO.
To:	Tourtellotte J NRC - REGULATORY REFORM TASK FORCE
References
NUDOCS 8303180429
Download: ML20072D066 (6)

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Northem States Power Company 414 Nico!!et Mall Minneapohs. Minnesota 55401 Telephone (612)330 5500 March 15, 1983 Mr. James R. Tourtellotte Chairman Regulatory Reform Task Force U.S. Nuclear Regulatory Commission Washington, D.C.

20555

Dear Mr. Tourtellotte:

This letter is in response to your letter of February 8, 1983, to Mr. Donald W. McCarthy concerning backfitting costs of our nuclear power plants.

The attached information is for two nuclear plants, Monticello and Prairie Island, operated by the Northern States Power Company.

The Monticello unit and the two Prairie Island units have a combined capability of 1539 MWE (summer) net.

If you have any questions concerning this information, ple.ase contact me at 612/330-6563.

Sincerely, C.D. Hadley Capital Budget Administrator

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)(fd-J 03180429 830315f-ADOCK 05000263

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ATTACHMENT l

Cost of NRC Actions on the Construction and Operation of NSP Nuclear Power Plants from Operating License Dates through January 1983 Monticello Prairie Island i

1.

Actual Costs of Units at 118,342,000 412,660,000 Operating License Date (1 unit) (BWR)

(2 Units) (PWR) 2.

Operating License Dates 9/8/70 8/9/73 Unit 1 10/29/74 Unit 2 3.

Actual Expenditures of Backfitting:

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NRC Imposed 71,864,000 39,078,000 b.

NRC TMI 39,372,000 25,683,000 Totals 111,236,000 64,761,000 l

4.

Approved Authorizations to Be Spent a.

NRC Imposed 28,403,000

-15,955,000 b.

NRC TMI 15,271,000 26,668,000 Totals 43,674,000 42,623,000 r.

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5.

Actual Expenditures of State and Local Environmental Reg.

1,173,000 17,404,000 6.

Approved Authorizations to Be Spent on State and Local Environemtnal Regulations 0

3,000,000 CDH/ts 3/11/83 L

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i MONTICELLO Significant TMI Projects

$200,000 Authorized Actual l

Post LOCA H Control Penetrations 314,500 314,472i High Radiat$on Monitoring Equipment 1,740,000 1,649,407; Post Accident Containment and Monitor 2,248,968 2,269,755r On Site Technical Support Center 20,900,000 20,390,961; Post Accident Sampling System 1,513,000 1,653,113' Post LOCA Combustible Gas Control 8,400,000 4,477,397.

y On Site /Near Site Emergency Support Center 1,999,800 1,939,772, Off Site Dose Computation System 1,630,000 442,635}

Nuclear Plant Simulator 8,535,000 3,789,547I Torus Temperature Monitoring System 1,500,000 1,265,537,

' Ten Mile Emergency Notification System 644,000 645,138t Emergency Response Information System 3,000,000 Reactor Water Level Instrumentation 1,800,000 58 l Miscellaneous Projects

( $200,000 418,800 534,655{

Total 54,644,068 39,372,447 l

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Environmental 7__

Modify Cooling Towers for Winter Operation 214,000 214,495 Cooling Water Discharge Modification 760,000 762,204l

. Miscellaneous Projects ( 200,000 189,320 196,289!

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_ Total 1,163,320 1,172,988l t

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MONTICELLO i

Significant Projects

> $200,000 NRC Authorized Actual Drywell Install Nitrogen System 200,000 199,994 Plant Security Provision Update 214,200 214,177 Reactor Bldg. Crane Modification 760,800 776,874 Revise Security Facilities 7,303,000 7,342,759 ATWS Hardware Modification 209,000 220,447 R31ief Valve Discharge Line Vacuum Breakers 305,000 326,115 Additional Site Property 357,000 370,492 Fire Protection Modifications 4,200,000 4,138,775 New Administration Building 1,050,000 1,006,606 Torus Load Mitigation 1,644,900 1,672,745 Additional Supports to the Safety Relief Valves 8,100,000 8,311,061 2

Replace Control Rods 281,300 281,225 Work Platforms, Gratings, Ladders 1,022,000 816,118,

SRV Control System 1,326,000 742,147 Install External Torus Supports 3,200,000 3,218',750 79-02 Pipe Hangers and Anchor Bolts 3,126,500 3,047,213 Core Spray Piping Replacement 1,182,500 774,728 80-11 Upgrade Masonary Walls 977,000 866,697 Seismic Reevaluation Program Modifications 4,495,000 1,825,405 Feedwater Safeend Sparger Parts 5,652,000 5,665,232 Jet Pump Hold Down Beam Assembly 438,000 230,066 Scram Discharge Volume Modification 2,305,000 2,967,040 79-14 As Built Piping System Modification 1,710,000 1,675,493 Radwaste Storage Shielding and New Storage Bldg 2,170,000 1,984,894 Mark I Containment Modifications 1,500,000 1.610,915 Mark I Containment (Operating & Maintenance) 3,198,900 2,987,000 Administration Bldg. Addition 1,300,000 1,021,812 Anchorage of Safety-Related Elec Equipment 515,000 384,584 MSIV Lapping and Welding Machine 264,300 VAX Computer Upgrade 325,600 71,878' Replace Control Rods 370,000 239,589 Equipment Qualification and Modification 2,359,200 2,284,026 i

Core Spray Spanger Clamps 230,200 Radwaste Handling Bldg.

300,000

,u27 Torus Internal Modifications 1,750,000

~1,649,922!

Torus Attached Piping 14,450,000 8,822,513 Appendix "R" Modifications 11,300,000 1,184 IE & Non-IE Uninterruptible Power Supply 2,054,600 305' Air / Nitrogen System Upgrade 254,400 Miscellaneous Projects 4 20,000 7,866,260 6,111,661!

Total 100,267,660 71,864,012i CDH/ts 3/11/83

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PRAIRIE ISLAND 4

Significant Projects NRC S200,000 Authorized Actual i

Expand Spent Fuel Storage 1,988,200 1,991,940 '

i Revise Security Facility 7,550,000 7,710,600 '

i Spare. Main Sta. Aux Transformer 233,000 251,193

f Fire Protection Modividations 696,700 784,086, Phase II Expansion of Spent Fuel 6,300,000 6,355,975,

Second Reserve Sta. Aux Transformer 5,250,000 5,134,806 Upgrade Fire Protection 3,210,000 3,212,748 i

High Radiation Monitoring Equip 1,405,000 1,535,777 79-02 Pipe Hangers & Anchor Bolts 2,000,000 2,526,405 79-14 As Built Piping System Modifications 2,641,000 2,882,037 f,

l Containment Isolation Signal Instrument Air 270,000 22,690 ;

j Environmental Qualification of Elec Equip 1,500,000 1,392,518 New Protection System Transmitters 554,400 a

Plant Process Computer Replacement 5',000,000 421,922 j

Storage Yard Enclosure 1,320,000 1,398,916 :

j Metal Impact Monitoring System Unit I 384,500 231,647 i

Internal Hydrogen Recombiner 1,900,000 503,758 Fire Protection - Appendix R Reg.

1,372,000 325,281 DC Capacity and Distrib. Additions 1,142,000 158' j

Service Building Addition 1,925,000 9,480 '

Emergency AC Capacity Additions 1,959,000

223, Electric Equip Seismic Analysis 200,000 l

Pressurizer SRV Discharge Piping Mod 1,358,700 Nuclear Instrumentation System Upgrade 683,400 i

Replace CT-1 Transformer 491,000 i

Turbine Building Crane Modification 708,700 Miscellaneous Frojects 4 S20,000 2,990,960 2,385,966[

l Total 55,033,560 39,078,126!

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PRAIRIE ISLAND I

i Significant Projects TMI ) $200,000 Authorized Actual Administration Building Addition 1,610,000 1,647,041 l Primary System Subcooling Meter 788,700 811,286 ;

Reactor Vessel Level Instrumentation 5,500,000 298,523 ;

Plant Radiation Shielding Upgrade 3,450,000 3,415,886 '

Post LOCA Sampling Upgrade 500,000 596,953 :

High Radiation Monitoring Equipment 1,405,000 1,535,777 ;

Containment Instrumentation Upgrade 4,254,000 4,081,867 R2 actor Coolant System Venting 959,600 955,182 On Site Technical Support Center 891,000 1,011,249 -

On Site /Near Site Technical Support Center 2,000,000 1,976,189 Free AFWP Steamer of AC Power 677,000 676,895 Off Site Dose Computation System 3,000,000 2,059,974 Nuclear Simulator 8,535,000 3,322,866 Training Facility Outfitting 236,000 145,457 Safety System Status Monitoring 4,000,000 51,027 Emergency Facility Computer Addition 3,000,000 724,044 Ten Mile Emergency Notification System 444,000 444,216 Control Room Habitability 500,000 441,353 Upgrade Meteorological Tower 220,000 226,092 Multiplexor for Plant Data Base.

7,500,000 300,738 Steam Generator Training Equipment 223,000 243,615 Control Room Modification & Evaluation 880,500 Uninterruptible Power Supply 897,000 32

__. Miscellaneous Projects (

20,000 880,100 716,692 Total 52,350,900 25,682,954 Environmental Noise Abatement Equipment on Power Relief Valves 225,000 245,396 Modify Circulating Water Inlet and Discharge 27,135,000 16,352,710

- Miscellaneous Projects (

20,000 787,870 805,509 Total 28,147,870 17,403,G15<

• Expected to be 3,000,000 more i

CDH/ts 3/11/83

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