ML20138M979
| ML20138M979 | |
| Person / Time | |
|---|---|
| Site: | 07109205 |
| Issue date: | 12/18/1985 |
| From: | Macdonald C NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS) |
| To: | Vogt J TELEDYNE ENERGY SYSTEMS |
| References | |
| NUDOCS 8512230300 | |
| Download: ML20138M979 (2) | |
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-FCTr: RHO 71-9205 DEC181ll15 Teledyne Energy Systems ATTN: Mr. John F. Vogt 110 t!est Timonium Road Timonium, MD 21093 Centlenen:
This' refers to'your application dated October 16, 1985, as ar. ended, requesting approval of the Model tfo. Sentinel SS 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. The' additional infomation requested by this letter should be submitted in the fom of revised pages.
If you have any questions regarding this natter, we would be pleased to neet r
with you and your staff.
Sincerely.
[ h 0
Charles E. HacDonald, Chief Transportation Certification Branch Division of Fuel Cycle and Haterial Safety, mtSS
Enclosure:
- As stated Distribution: w/ enc 1 RHGdegaarden(2)
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Teledyne Energy Systems
!!odel fio. Sentinel SS Packaoe Docket No. 71-9205-Enc 1 to ltr d_td:
. DRAT!It'GS iProvide engineering drawings of the packaging, e.g., dinensions, naterials of. construction, closures, seals, welder _ and welding procedure qualification requirements, standard weld symbols, weld exanination procedure and acceptance criteria, r:arking, bolt torque requirements, and special requirenents..
~ STRUCTURA!..
Revise the structural analysis for the package taking into account the 1 fol_ lowing:-
1.
- Fracture; toughness for nomal conditions of transport was not
. considered.for the shipping cask.
- 2.-
yThe requirements of 10 CFR 571.45(a) for failure of lifting devices under excessive load was not addressed.
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_3.
It was not.shown that the lifting rings of the shipping cask, which
< could be used as tic-down ' devices, are designed to neet the requirements of:10 CFR $71.45(b).
The requirenents~ of 10 CFR 971.45(b) for failure of tic-dovm devices
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under excessive load was not addressed.
5.-
The package was'not shoitn to be capable of_ withstanding conpression-loads under-nomal conditions of transport.
- 6.
. Delete all ' references to the uranium alloy as a structural naterial,.
- e.g., page 2-20; or take brittle fracture _ into consideration. _
ACCEPTANCE TESTS AND fiAlfiTEilAf!CE PROGRA!!
Provide a naintenance program for the packaging.
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