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Siemens commercializes site-cast wind turbine tower design

Sources: Siemens Corp., Orlando, Fla.; CP staff

Siemens has announced commercial launch of a wind turbine tower, built of match-cast, annular concrete segments and designed to capture stronger winds at higher altitudes. The site-cast segment design eliminates the need to grout joints or apply special surface treatments between sections.

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ABC report: Safety best practices crater contractor recordable incident rates

Sources: Associated Builders and Contractors, Washington, D.C.; CP staff

The ABC 2016 Safety Performance Report — Understanding the Impact of Safety Training Evaluation Process (STEP) Participation documents proactive practices’ potential to reduce recordable incidents up to 86 percent, making the best-performing builders and contractors 700-plus percent safer than the industry average. Six leading indicators have the most dramatic impact: substance abuse program; new hire and site-specific safety orientations; toolbox talks; near-miss/near-hit analysis; and, site safety committee.

Read more: ABC report: Safety best practices crater contractor recordable incident rates

Lehigh White, LafargeHolcim back Ultra-High Performance Concrete Symposium

Sources: Iowa State University Extension, Ames; CP staff

Conference 150Organizers of the First Interactive Symposium on Ultra-High Performance Concrete (UHPC), July 18-20 in Des Moines, Iowa, envision a platform to share material and structural design knowledge, application examples and opportunities, and means of growing UHPC practice.

Read more: Lehigh White, LafargeHolcim back Ultra-High Performance Concrete Symposium