In-Depth Survey Report of Four Sites: Exposure to Silica from Hand Tools in Construction Chipping, Grinding, and Hand Demolition.

摘要

This report describes the exposures and controls that were evaluated at four sites where tasks such as concrete grinding with hand-held grinders (sites 1 and 2), removing brick with pneumatic hammers (site 3), and demolition of tile and plaster walls with hand tools (site 4) were performed.