NMSS-0019: Control Unit Failures of Classic Nucletron HDR Units
DESCRIPTION
Several control unit failures in Nucletron Classic Model HDR units occurred over the span of three years: two were reported in 1997; four in 1998; and th
NMSS-0018: Problems Encountered When Manually Editing Treatment Planning Data on Nucletron Microselectron-HDR Model 105.999
DESCRIPTION
Two misadministrations resulted when a licensee manually edited treatment data for the Nucletron HDR unit.
NMSS-0017: Misleading Marketing Information to General Licensees
DESCRIPTION
Radioactive products to be distributed under a general license are required to be inherently safe so that they can be used by untrained people.
NMSS-0016: Adequacy of 0.05 Weight Percent Limit in 10 CFR 40
DESCRIPTION
Exposure to the "unimportant quantities" of source material, defined in 10 CFR 40.13(a) as less than 0.05 wt% uranium or thorium, could result in annual
NMSS-0015: Adequacy of 10 CFR 150 Criticality Requirements
DESCRIPTION
As of July 1998, SNM-bearing low-level waste was being disposed of at the following three facilities: (1) Envirocare in Clive, Utah; (2) U.S.
NMSS-0014: Surety Estimates for Groundwater Restoration at in Situ Leach Facilities
DESCRIPTION
This issue was identified[1]by NMSS to pursue research to provide a methodology to calculate
NMSS-0013: Use of Different Dose Equivalent Models to Show Compliance
DESCRIPTION
This issue was identified[1]by NMSS to allow licensees to establish ALIs and DACs for use at their facilities based on new m
NMSS-0012: Inadequate Transportation Packaging Puncture Tests
DESCRIPTION
This issue was identified when two holders of Certificates of Compliance for shipping packages performed puncture tests using a bar that was not properly
NMSS-0011: Spent Fuel Dry Cask Weld Cracks
DESCRIPTION
In early 1997, the NRC became aware that, on four separate occasions, utilities using the ventilated storage cask (VSC)-24 spent fuel dry cask storage sy
NMSS-0010: Troxler Gauge Source Rod Weld Failures
DESCRIPTION
This issue was identified[1]by NMSS after it was reported in June 1997 that the source from a Troxler moisture density gauge