Silica Submission 1523

Job Description
Cleaning/hand-digging footers, moving/piling soil, setting rods, drilling into mud mat to set footer forms.
Type of Work
Other
Control Methods
None
Sampling Type
Personal
Environment
Outdoors
Lab Report ID
L419686-6
Total Sample Time
438minutes
Sampling Results RCS
8
Time Weighted Average
7.00
Base Material
Concrete
Submission ID Only
1523
Matching Base Material
Concrete
Matching Type of Work
Other