The Crooked River Gorge Bridge is the country's first segmentally cast, temporarily cable-stayed, single-span arch bridge. It features two lanes in each direction, as well as a center median. The arched, concrete structure is 535 feet long, 79 feet wide and spans 295 feet above the Crooked River.
The project involved building a 382,000-square-foot premium pet food manufacturing facility to replace an aging plant. T.E. Ibberson Company (Ibberson) was selected as the design-build contractor based on positive experiences from an earlier project.
Located on the Island of Newfoundland, Vale's Long Harbour Processing Plant is one of the largest in the world to use a new hydrometallurgical process that will refine 50,000 tonnes per year of nickel ore in a more economical and environmentally friendly manner.
The Government Services Administration - U.S. Citizenship and Immigration (GSA CIS) Denver District Office is a 45,876-square-foot building featuring a core and shell, precast superstructure with an architectural precast exterior, ribbon windows and a segmented curtain wall. GSA CIS was designed to meet LEED® Silver guidelines and features including high-energy-performance curtain walls and window systems to minimize solar heat gain and maximize daylight; a high-performance mechanical system utilizing ground source heat pump and energy recovery units; native landscaping materials that require no irrigation system; and locally manufactured materials for structure, exterior skin and interior finishes.
Part of restoring the Everglades to an ecologically balanced condition by reducing levels of phosphorous in the water created from farmland storm water run-off, the $2.3 million project included installing a new intake and pump station in Palm Beach County, Fla. Due to the remote location in the Everglades, Gilbert Southern Corp. maintained an on-site office throughout construction.
Constructed by a Kiewit-led joint venture, this $100 million, 10-lane Leonard P. Zakim Bunker Hill Bridge is the world's widest cable-stayed structure. The new bridge opened to traffic in March 2003 and is the highlight of Boston's multi-billion dollar “Big Dig” Central Artery/Tunnel project.
The Florida Department of Transportation awarded this $75 million project to alleviate up to 40 percent of traffic on Interstate 4 through the Disney corridor. Kiewit constructed the toll State Road - 429 Western Beltway, as well as the associated ramps and state-of-the-art signature walls near the gantry.
Originally constructed in 1956, the Water Pollution Control Plant provides the primary treatment for 36 millions of gallons of wastewater. To improve its wet weather reliability and reduce the need to discharge untreated or under-treated wastewater into the San Francisco Bay, Kiewit Pacific Co. constructed upgrades to the plant.