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.
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.
Dueling Swedish-made hydrodemolition robots were at World of Concrete to try and boost the demolition technology's profile in the North American market.
Standing before a crowd of curious onlookers at a corner of the show floor at the World of Concrete trade show in Las Vegas, Advanced Construction Robotics president and cofounder Jeremy Searock made a sales pitch for TyBot, his company’s rebar-tying robot.
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