ML20062A115

Certificate of Compliance 9238,Rev 0,for Model Pathfinder Reactor Vessel Package

ML20062A115
Person / Time
Site:	07109238
Issue date:	10/11/1990
From:	Macdonald C NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
To:
Shared Package
ML20062A112	List: ML20062A109 ML20062A115 ML20062A118
References
NUDOCS 9010190090
Download: ML20062A115 (2)

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.......s "een" CERTIFICATE OF COMPUANCE

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POR RAIMOACTfWE btATERIALS PACKAGES e:

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.. vot at nouses paons 9238 0

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e. Thee eartshosse le leeued to certfly that the podepene and contente peecribed tn horn 6 boiow, snoote the applub6e setety etenderes set forth in Title 10. Code Of Federal Reputosons.Part fl,*Peche06ng and Transportshon of Rodeonct6ve hosteret*

b. Thee eartphonso dose not echose the core 6pnet from 00snphence with any requ6ternent of the regulations of the U.S. Depedrnent of Treheportetson or other oppheelde reguistory agencase, includeng the government of any country through or into whech the package will be transported.

s. v,,es_cem,icgae;eagus o= me name or a sanTv anatves,nagvggegogng, Northern States Power Company Northern States Power Company 414 Rico11et Mall application dated October 26, 1989, Minneapolis, MN 55401-1927 as supplemented.

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r, T.s,' " hosts is condneonei upon fune.no khhu of to crh Pen ti. es appim**. eadihe coadit'oas spaci*ad be'o*.

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(a) Packaging n

(1) Model No.: Pathfinder Reactor Vessel

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(2) Descr.iption 66 \\

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,a A carbon steel reactortvess'el, containing' irradiated metal components i

meeting the requirements tof~ low speific activity radioactive material.

The vessel has: approximate dimensionc of 138 inches in diameter and 1

408.5" inches 11ii. length./!The[reactorwessel wall is. ASTM A 212 Grade B bolted on the,approximately:3!1nches thick.1The reactor vessel head is carborie steel' i

vessel.withj 48,j3. inch diameter studs. Steel cover plates are I

I welded 'on the reactor' vessel nozzlesMThe reactor _ vessel contains irradiated steel reactor' internals and pea gravel,'and is filled with l

solidified grout. A 1-3/4-inch thick steel radiation shield is welded to the oute6 surface of the ' vessel at the coreiregion. An aluminum honeycomb im>act limiter surrounds the vesse1~and the radiation shield.

A 1/4-inch tiit:k steel skin covers the. aluminum honeycomb material. The overall dimensions #of the. package including impact limiter, are o

approximately 158 incher inidiameter and 408.5 inches in length. The i

weight of the package is approximately 580,000 pounds.

l (3) Drawings l

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.The package is constructed and assembled in accordance with Northern.

I States Power Company Drawing Nos. 15377-050-S6005, Rev. B, I

15377-050-56001, Rev. 1, and 15377-050-S6002. Rev. 2, and Figures I<

1.1 and 1.2 of Northern States Power Company application dated October

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26, 1989.

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i 9010190090 901011

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. ~iPage 2 - Certificate No. 9238 - Revision No. 0 - Docket No. 71-9238 l

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(b) Contents l

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l (1)' Type and form of material l

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Irradiated steel reactor components meeting the requirements of low I

I specific activity radioactive material.

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(2) Maximum quantity of material per package l

l Greater than Type A quantity of byproduct material contained in l

l irradiated reactor components and associated corrosion product layers.

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6.

The package authorized by this' certificate must be transported on a motor vehicle, il I

railroad car, inland water craft,'or hold of aideck,f 3

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of a seagoing vessel assigned I

j for sole use of the licensee'.

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The lifting points must be rendered inoperable for tie-down of the package.

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In addition to the requirements of.Subpart G of 10 CFR part 71, the package I

l must be prepared for shipment and operated in accordance with Chapter 8 of the I

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application, t.

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The package authorized by;this;' certificate is hereby approved for use under the i

I general license provision of 10 CFR.l71.12., j r

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10. Expiration Date:; Sept mber30,11995. -

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REFERENCES:

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Northern States Power. Company application dated October 26, 1989.'

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C ll' Supplements Dated: May 3061990, June Sp1990,' and August 20,*1990, j

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FOR THE U.S. NUCLEAR REGULATORY COMMIS$10N i

s Charles E. MacDonald, Chief l

l Transportation Branch l

I Division of Safeguards I

I and Transportation, NMSS I

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Date: 00T 11 1990 j

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