Courtesy Long Beach Airport Long Beach Airport terminal upgrade is designed for a fresh visitor experience. Related Links: Temecula's EDGE Development Plans to Close EDGE Developments Website Sureties Liberty Mutual and Safeco are taking over airport and community college contracts from EDGE Development Inc., the 23-year-old, Temecula, Calif.-based general contractor that has said publicly that it is shutting down.Altogether, EDGE Development lists 20 current projects on its website. It isn’t clear how many of them are covered by surety guarantees.One of the biggest contracts held by EDGE is a $24.7-million concourse renovation at the Long Beach, Calif. Airport. Awarded in
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.