It was a busy year at the annual World of Concrete trade show, held in Las Vegas Feb. 4 to 7. An estimated 54,000 attendees came through the show floor over the week, seeing exhibits from 1,310 companies.
For those thinking about electrification, Green Machine provides a custom retrofit of diesel-powered small equipment to run off of lithium-ion batteries.
Dutch and German backers admit dams would create severe environmental impacts, while critics say highway bridge linking Scotland and Northern Ireland would be technically challenging.
Records of utility, contractors and others are sought in a widening investigation stemming from federal criminal charges filed against the city's public works director.
RFQs, issued Feb. 4, will short-list vendors for projects to replace Manhattan's ubiquitous jail with four $1-billion facilities — and potentially reshape the city's corrections philosophy.