Silica Submission 1282
Job Description
Predrill masonry wall with rotary hammer drill.
Type of Work
Drilling
Control Methods
None
Sampling Type
Personal
Environment
Outdoors
Lab Report ID
1030999
Total Sample Time
285minutes
Webform Submission
Sampling Results RCS
18
Time Weighted Average
10.69
Base Material
Mortar
Submission ID Only
1282
Matching Base Material
Mortar
Matching Type of Work
Drilling