Sources: ASTM International, West Conshohocken, Pa.; CP staff
ASTM Committee A01 on Steel, Stainless Steel and Related Alloys (A01) is eyeing a standard aimed at improving durability of strand used in (PT) post tension or bridge stay cable applications, principally through galvanized-product test methods. The proposed document would help gauge corrosion potential and a structure’s durability throughout its life cycle.
Sources: Associated General Contractors of America, Washington, D.C.; CP staff
Responding to President Donald Trump’s March 8 order applying respective 25 percent and 10 percent tariffs to steel and aluminum imports from countries outside the NAFTA region, AGC CEO Stephen Sandherr noted: “These tariffs will cause significant harm to the nation’s construction industry, put tens of thousands of high-paying construction jobs at risk, undermine the President’s proposed infrastructure initiative and potentially dampen demand for new construction.
A traditional infrastructure plan that invests in roads and bridges could increase employment in the short term, but the Trump administration and new Congress should also focus on the building blocks of innovation, such as research & development and technology-enabled “smart” public works because they can support a more robust economy long term, contends the Information and Technology Innovation Foundation (ITIF), Washington, D.C.
“Release” is a general-purpose concrete form agent of mineral oil and petroleum product composition. Its dual action formulation is lightly reactive with improved barrier characteristics.