He also oversaw a safety program that has resulted in almost zero lost worker-hours despite tight working conditions. The mindblowing design for Seattle's Experience Music Project jolted the building team into the electronic age. Thousands have been distributed and middle and high school versions are next. These saws generate large quantities of silica dust when used to cut masonry. The dust endangers everyone on the construction site, as well as passersby.
Exposure can lead to silicosis and other lung diseases.
Local labor pacts ban the saws in Massachusetts and a number of other states. Kimberly V. Hansen , project manager at Haskell Co., helped to engineer a new standard for the flatness of floors. An average floor measures fl 15. Placing reinforcing steel in concrete slabs can be laborious and expensive. Structural engineer Wilhelm Haussler has invented a significantly faster and cheaper alternative.