9255

Jul 17, 2015, 00:40 AM
NUHOMS-MP187 MULTI-PURPOSE CASK. THE NUHOMS-MP187 MULTI-PURPOSE CASK CONSISTS OF AN OUTER CASK, INTO WHICH ONE OF TWO DIFFERENT DRY SHIELDED CANISTERS (DSC) IS PLACED. DURING SHIPMENT, ENERGY-ABSORBING IMPACT LIMITERS ARE UTILIZED FOR ADDITIONAL PACKAGE PROTECTION. THE CASK IS CONSTRUCTED OF STAINLESS STEEL AND LEAD WITH A NEUTRON SHIELD OF CEMENTITIOUS MATERIAL. THE INSIDE CAVITY OF THE CASK IS A NOMINAL 68 INCHES IN DIAMETER AND 187 INCHES LONG. THE BOTTOM ACCESS CLOSURE IS APPROXIMATELY 5 INCHES THICK AND 17 INCHES IN DIAMETER, SECURED BY 12 1-INCH DIAMETER BOLTS. THE TOP CLOSURE IS APPROXIMATELY 6.5 INCHES THICK AND IS SECURED BY 36 2-INCH DIAMETER BOLTS. BOTH CLOSURES ARE SEALED BY REDUNDANT O-RINGS. CONTAINMENT IS PROVIDED BY A STAINLESS STEEL CLOSURE LID BOLTED TO THE STAINLESS STEEL CASK. THE MAXIMUM GROSS WEIGHT OF THE PACKAGE, WITH IMPACT LIMITERS, IS APPROXIMATELY 282,000 LBS.
Certificate no:
USA/9255/B(U)F-85
Package Type:
B
Historical Flag:
N
Doe Flag:
N



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