For years, a higher-speed rail route between Chicago and St. Louis "has been a construction season or two away from reality," says Rick Harnish, executive director of the Midwest High Speed Rail Association. Pleasantly surprised by the $8-billion pot created in the final stimulus package for high-speed rail, he says, "Hopefully this will put it over the edge." Photo: California High Speed Rail Authority High-speed rail projects get $8 billion, up from zero in the House version of the bill. High-speed rail is the surprise winner in the $787-billion package, which includes $48 billion for transportation infrastructure. "It was a
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.