The New Jersey Turnpike Authority can proceed at full speed with its $7-billion capital program, thanks to being the nation’s first transportation agency to sell more than $1 billion in taxable bonds that come with a 35% reimbursement from the federal government under the American Recovery and Reinvestment Act. The Build America bonds (BABs) will contribute $1.375 billion to the authority’s 10-year capital program, along with $375 million sold in traditional tax-exempt bonds. Photo: Aileen Cho / ENR Gutierrez-Scaccetti (right) and Raczynski lead $7 billion in planned capital projects. Photo: New Jersey Turnpike Authority A broadened investor base means the
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.