Silica Submission 2255

Job Description
Drilling bridge deck I90/185th St
Type of Work
Drilling
Control Methods
None
Sampling Type
Personal
Environment
Outdoors
Lab Report ID
1061448
Total Sample Time
320minutes
Sampling Results RCS
150
Time Weighted Average
100.00
Base Material
Concrete
Submission ID Only
2255
Matching Base Material
Concrete
Matching Type of Work
Drilling