Silica Submission 5449

Job Description
Concrete crushing and pulverizing. Crushing recycled concrete into recycled #1/#2 stone and recycled #304 stone
Type of Work
Milling
Control Methods
Natural Ventilation
Sampling Type
Personal
Environment
Outdoors
Lab Report ID
L472120
Total Sample Time
199minutes
Sampling Results RCS
23
Time Weighted Average
9.54
Base Material
Concrete
Submission ID Only
5449
Matching Base Material
Concrete
Matching Type of Work
Milling