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In December, the U.S. Department of Labor’s Occupational Safety and Health Administration announced it was replacing traditional hardhats for its employees with ANSI-Z89.1-certified Type II safety helmets when they work on sites.

The U.S. Environmental Protection Agency has issued a final rule prohibiting ongoing uses of chrysotile asbestos, the only known form of asbestos currently imported, processed or distributed for use in the U.S.

Grant Quasha is the CEO of Eco Material, a leading producer and supplier of cement products using selective cementitious materials (SCMs) and other alternative material sources. The company has made significant investments in recent years to expand its supply of SCMs beyond traditional sources of waste materials produced by coal-fired power plants. Quasha spoke with ENR about the current and future prospects for alternative materials in the cement supply chain.

State DOTs are adapting a process used in automotive, welding, military and aerospace sector applications that requires no heavy equipment, containment systems or traffic closures.

Better battery power stole the show in Las Vegas.

Federal spending initiatives have pumped up the U.S. market for the Switzerland-based materials giant.

The engine manufacturer has agreed to pay $1.67 billion to settle potential violations of the Clean Air Act regarding devices that allow users to defeat emissions controls systems in Dodge Ram 2500 and 3500 engines. 

Field test of portland cement-free binder for concrete shows promise, says structural engineer.

As jobsites become even more connected with broadband and other services, equipment providers are giving their contractor customers more capabilities to take advantage of project data, whether from a 3D model or even take the steps to make materials supply chains more sustainable.

OSHA also recommends the use of safety helmets on construction sites, but has not mandated the change.