| Building
Number/Name: Date prepared: Responsible Contractor: Contact: |
6th Street
Warehouse July 23, 2002 PNNL R. E. Johanson |
PAST OPERATIONS
Beryllium brought in facility: YES
Form of beryllium: SOLID
Period of beryllium operations (dates): Start: 1983 End: 1980s
Location(s) in facility that contained beryllium materials:
Grinder machine
Description of beryllium activities: According to a Dec 1983 memo, beryllium contamination was identified on a grinder machine in the building.
Building monitoring data summary: Swipe samples were collected with reported values ranging from 0.04 to >1.5 mg/in2, however, the number of swipes and resultant concentrations were not identified.
Personnel monitoring data summary: None identified.
Specify Engineering/Administrative controls used during operations: None identified. Additional cleaning and followup sampling were recommended.
Maximum Estimated Past Be exposure: LOW
CURRENT OPERATIONS
Building still present: YES
Beryllium present: NO
Current building occupancy/activity: 54 Occupants - This building is used for maintenance shops as well as a shipping and receiving area.
2000 Characterization:
Statistical beryllium wipe sampling was conducted throughout this facility on April 26, 2000 to characterize residual beryllium levels from past operations. All 29 samples taken had less than the public release limit of removable beryllium (<0.2 µg/100 cm2).Maximum Estimated Current Be exposure: NONE
Basis for above information: Stone and Webster report, interviews with site personnel.
Comments, including any additional information needed (specify): The grinder was removed in the mid-1980s.
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