ML20197F732

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Certificate of Compliance 9168,Rev 3,for Model CNS 8-120B. Approval Record Encl
ML20197F732
Person / Time
Site: 07109168
Issue date: 05/12/1986
From: Macdonald C
NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
To:
Shared Package
ML20197F714 List:
References
NUDOCS 8605150657
Download: ML20197F732 (4)


Text

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k Nac Pones sis U.S. NUCLEAR REOULATO;Y COMMISSION I

  • au Il CERTIFICATE OF COMPLIANCE E

l FOR RADIOACTIVE MATERIALS PACKAGES E

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1.a. CERTIFICATE NUMBER b REVGION NUMBER

c. PACKAGE iDENTIFiCAT60N NUMBER d PAGE NUMBER e TOTAL NUMBER PAGES Iq 9168 3

USA /9168/R(U) 1 3

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l 2 PREAMBLE El ll a This certificate is issued to certify that the packaging and contents described in item 5 Delow, meets tne apphcacie safety st.ndards set forth m Title 10. Coce I) g of Federal Regulations. Part 71,' Packaging and Transportation of Radioactive Matenal?

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n. This certificate does not reheve the consignor from comphance witn any requirement of the regulations of the U S. Geoartmant of Transportation or other Il ll apphcaole regulatory agencies. including the government of any country througn or into which the pacmage wiH be transported

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l 3 THiS CERTIFICATE IS ISSUED ON THE BASIS OF A SAFETY ANAL llE I

n a ISSUE 0 70 rName maaf Aderm b TITLE AND IDENTIFICATION OF REPORT OR APPLICATION

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Chem-fluclear Systens, Inc.

Chen-fluclear Systems, Inc. application dated

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220 Stoneridge Drive June 19, 1984, as supplene'nted.

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Columbia, SC 29210

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c. DOCMET NUMBER a CONOITIONS l

This certificate is conditional upon fulfdhng the requirements of 10 CFR Part 71, as apphcable. and the conditions specified below l I lE I s iE j

(a)

Packaging I

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(1) Podel No.:

CNS 8-120B 1

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I (2) Description l'N

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l The packaging is a carbon steel-encased, lead shielded 74-inch OD by 88-inch high cask for radioactive waste materials.

The cask is a

,y ly lg right circular cylinder with a 62-inch ID by 75-inch high cavity.

The p

walls of the cask contain a lead thickness of 3.35 inches encased in N

' ll 0.75-inch thick inner steel shell and 1-1/2-inch thick outer steel f

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The exoosed sides of the package are provided with a thernal j

l barrier consisting of a 5/32-inch diameter wire wrap on 12-inch centers 1

g and covered with 3/16-inch thick steel jacket. The botton weldment is

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g made of two, 3-1/4-inch thick carbon steel plates. The primary lid is N

l sealed with a double silicone 0-ring and 20 equally spaced 2-inch H

I diameter bolts. The 29-inch diameter centered secondary lid is sealed

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with a double silicone 0-ring and twelve equally spaced 2-inch diameter f

l bol ts. The optional drain line is sealed with a 3/4-inch diameter cap

!b screw and a silicone 0-ring. The lid sealing surfaces are stainless g

steel and the space between the double 0-ring seals is provided with a lp h

I test port for leak testing.

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The top and bottom of the cask is provided with steel encased, rigid l

polyurethane foan inpact limiters. The inpact limiters are secured to y

y each other about the cask with eight 1-inch dianeter ratchet binders.

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The impact limiters are 102 inches in diameter and the overall height E

of the package with the impact limiters attached is 132 inches.

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l-I The package is provided with four tie-down and two renovable lifting l

Il devices.

Each lid is provided with three lifting lugs. The gross y

weight of the packaging and contents is approximately 74,000 pounds.

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Page 2 - Certificate No. 9168 - Revision No. 3 - Docket No. 71-9168 l

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I (a)

(3) Drawing The packaging is constructed in accordance with Chem-Nuclear Systems, Inc. Drawing No. C-110-E-0007, Sheets I and 2, Revision D.

j (b) Contents l

(1) Type form of material i

(i) Byproduct material in the fom of dewatered resins, solids, or solidified waste contained within secondary container (s); or N

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(ii) Radioactive material in the fom of activated reactor components.

(2) Maximun quantity of naterial per package l

Type B quantity of radioactive material, not to exceed 2,000 times a Type A quantity,100 thermal watts, and 14,680 pounds including weight of the contents,_ secondary container (s) and shoring. The contents may i

l include fissile materials provided the mass limits of 10 CFR 971.53 are not exceeded.

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6.

Except for close fitting contents, wood shoring must be placed between the secondary container (s) (or activated components) and the cask cavity to prevent movement during accident conditions of transport.

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The cask primary lid rust be secured by twenty and the secondary lid by twelve, I

2"-8UNC-2A x 4" long hex cap screws with flat washer torqued to 500 ft-lbs +50 i

f t-Ibs (lubricated).

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8.

Prior to each shipment (except for the contents neeting the requirements for low lE packaging must be leak tested in accordance with Section 8.2.2.2 of t specific activity naterial which is transported by exclusive use vehicle), the g

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9.

In addition to the reouirements of Subpart G.of 10 CFR Part 71:

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(i) Each package nust meet the acceptance tests and be maintained in accordance j

with the Acceptance Tests and Maintenance progran of Section 8.0 of the application, and

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I (ii) The seals must be replaced with new seals if inspection shows any defects

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or every 12 nonths, whichever occurs first. The test ports and optional lE

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drain line must be appropriately plugged and sealed prior to transport.

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g 10.

(a) For any package containing water and/or organic substances which could

p il radiolytically generate conbustible gases, determination must be made by y

I tests and neasurements or by analysis of a representative package such that f

I the following criteria are net over a neriod of time that is twice the

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expected shipment time:

j (i) The hydrogen generated must be limited to'a molar quantity that would I

be no more than 5% by volune (or equivalent limits for other inflamnable if

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gases) of the secondary cogtainer gas void if present at STP (i.e., no

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more than 0.063 g-noles/ft at 14.7 osia and 70"F); or i

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p -- ----m -----mm mm ---mm mm mmmmm mm----uanam m m m m awnuom - - m m mm mmq lRl lll CONDITIONS (continued) lf Page 3 - Certificate No. 9168 - Revision No. 3 - Docket No.

71-9158

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!II 10.

(continued)

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(ii) The secondary container and cask cavity nust be inerted with a diluent f;

to assure that oxygen must be limited to 5% by. volume in those portions g

ll of the package which could have hydrogen greater than 5%.

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[4 For any package delivered to a carrier for transport, the secondary container j,{

must be prepared for shipment in the same nanner in which determination for lgi gas generation is made.

Shionent period begins when the package is prepared g

jgj (sealed) and must be conoleted within twice the expected shipment time.

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15 (b) For any package containing naterials with radioactivity concentration not

!E exceeding that for low specific activity material, and shipped within 10

}l days of preparation, or within 10 days af ter venting of druns or other p

l secondary containers, the determination in (a) above need not be made, and gi l !

the time restriction in (a) above does not apply.

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11. The package authorized by this certificate is hereby approved for use under the Ej general license provisions of 10 CFR 571.12.
12. Expiration date: fiarch 31, 1990.

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in REFERENCES

Pj lil Chem-Nuclear Systems, Inc., application dated June 19, 1984.

l Supplements dated:

December 7,1984; March 15 and December 9,1985; and April 30, jij 1986.

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FOR THE U.S. NUCLEAR REGULATORY C0fitilSSION ll

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.El ld, Chie 4

Transportation Certification Branch 8

j Division of Fuel Cycle ard

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Material Safety, fliSS I

Date: MAY l 2 W j}

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j UNITED STATES

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NUCLEAR REGULATORY COMMISSION j,,

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,o Transoortation Certification Branch Approval Pecord l'odel No. CNS C-120B Package Docket No. 71-9168 By application dated Aoril 30, 1986, Chem-Nuclear, Inc. requested revised 0-ring gasket sizes to the Model No. CNS 8-1208 package design.

The lid 0-ring diameters have been increased in size fron 0.250" to 0.275" with a 70 + 10 -10 durometer rating. The increased diameter should provide a more positive seal to the cask lids.

The revised package design meets the requirements of 10 CFR Part 71.

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Char es

. P*aceonaid,~ Chief Transportation Certification Branch Division of Fuel Cycle and fiaterial Safety, HMSS Date: MAY 121996

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