Silica Submission 1349

Job Description
Area Sample 10-feet from concrete floor grinding, vacuuming concrete dust generated.
Type of Work
Grinding
Control Methods
Natural Ventilation
Sampling Type
Area Sample (5'-10')
Environment
Enclosed 1 Side (limited flow)
Lab Report ID
L429381-2
Total Sample Time
395minutes
Sampling Results RCS
6
Time Weighted Average
5.27
Base Material
Concrete
Submission ID Only
1349
Matching Base Material
Concrete
Matching Type of Work
Grinding