ML20203G414

Forwards Request for Info Re 860606 Application for Amend to Certificate of Compliance 9151 for Model CNS-14-170,Series III

ML20203G414
Person / Time
Site:	07109151
Issue date:	07/23/1986
From:	Macdonald C NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
To:	Poppe L CHEM-NUCLEAR SYSTEMS, INC.
References
NUDOCS 8608010140
Download: ML20203G414 (2)

Text

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RETURN TO A. Nach!in FCTC:CEW 396-SS 71-9151 JUL 2 3 5 Chem-Nuclear Systems, Inc.

ATTN: Mr. L. K. Poppe 220 Stoneridge Drive Columbia, SC 29210 Gentlemen:

This refers to your application dated June 9,1986, requesting an amenchnent to the Model No. CNS 14-170, Series III package.

In connection with our review, we need the information identified in the enclosure to this letter.

Please advise us within 30 days from the date of this letter when this information will be provided. Additional information requested by this letter should be submitted in the form of revised pages. If you have any questions regarding this matter, we would be pleased to meet with you and your staff.

Sincerely, 1 signed W 0 a g, g l Charles E. MacDonald, Chief Transportation Certification Branch Division of Fuel Cycle and Material Safety, NMSS

Enclosure:

As stated i

Distribution: w/ encl Docket File CEWilliams RH0degaarden NRC PDR IE HQ Region II B608010140 860723 l

PNSS R/F PDR ADDCK 0710 1 FCTC R/F 0

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Chen-Uucl^ar Systerrs, Inc.

tiodel flo. Cib 14-170, series III Package Docket No. 71-9151 Enc 1 to ltr dtd: JUL 2 3 W Drawings

1. The application is incomplete in that Drawing !!os. C-110-D-0018, Primary Lid Weldment, and C-Il0-D-0019, Secondary Lid Weldment, have not 5een included in the application.

2. Identify the weld joints to be nondestructively examined, the cthod to be used, and the code or standard for the examination procedure and acceptance criteria.

3 The drawings should note the torque requirerent for the closure bolts and any other threaded devices that are part of the containment boundary.

4 Clarify the status of Drawing flo. C-110-D-0006, Rev. B. It is not clear that Drawing No. C-110-D-0006, is showing optional features when all of the features shown are required by Drawing !fo. C-110-D-0017.

5. The packaging drawings are not consistant in the dirensioning of the shield thickness and the outside diameter of the cask. It is noted that both drawings (C-110-D-0017 and C-110-D-0006) are stamped "As Built."

6. The minicum yield strength of the plate material for Item Ho. 4, Drawing L'O. C-Il0-D-0017, Sheet 1, Rev. A, should be 49,000 psi.

Page No. 2 of Cl!51 Docurent !!o. 9151-S1 should also be corrected.

Operating Procedures The instruction regarding the tightening of the ratchet binders should be stated in terms of foot-pounds of torque. The procedures should also require a check of the cavity drain line to determine that the drain plug has been properly installed using an appropriate pipe thread sealant.

Acceptance Test and fiaintenance Prograr.)

Paragraph 4.1.4. should specify an acceptance criteria.

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NRC FORM 318 (10 80) NRCM 0240 OFFICIAL RECORD COPY