Aon Corp.’s risk-management unit is acquiring Allied North America, the Jericho, N.Y.-based broker that specializes in construction. After the deal is closed, Aon will place Allied’s chairman, Bill Marino, in the dual role of president of Aon’s global construction business and vice chairman of Aon Construction Services Group. “Through the increased brokering capability provided by Allied North America, we are enhancing our global construction powerhouse as well as our abilities to better serve our clients and grow our business around the world,” says Gregory C. Case, Aon Corp.’s CEO. Steve McGill, CEO of Aon Risk Services, says the deal “reinforces”
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.