Photo by Jeff Rubenstone for ENR Liebherr's TA230 articulated dump truck is currently being tested with users in the U.S., and is expected to be available stateside in 2015. Related Links: For Excavators, Hydraulic Is the New Hybrid Bauma 2013 Equipment Expo Attracts Record Visitors With an eye on growing American market share, Germany-based equipment maker Liebherr is expanding it's offerings in the U.S. with a lineup of machines set to debut at CONEXPO 2014 and an articulated dump truck coming in 2015."We need to increase our coverage," said Peter Mayr, president of Liebherr Construction Equipment Co. at a trade
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.