Many companies do not want to conduct any exposure sampling and would rather wait until OSHA does it. Conversely, in one instance a masonry contractor fitted their gas saw with a hose for wet cutting, and exposure levels were less than one-tenth the dust standard. Respirators must be selected based on anticipated exposure levels. Uncontrolled dust levels are often more than ten times the silica limit in construction. The rest had used plastic caps.
Many trenches are less than five feet deep.
Many general contractors have been cited under the multi-employer policy because the condition existed for days. Masters Electric, Inc. In case of a tie, the company with the most employees at the site was listed in parenthesis. In case of a tie, the company with the most employees at the site was listed in parenthesis. A 23 year old worker was struck in the back of the head by a flying pipe wrench was attached to a 5 foot long drill.