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Total program cost including development, engineering, and testing averaged $2.1 billion per aircraft in 1997. [10] KH-11: Lockheed: United States: 1976: Completed: 1990: Reconnaissance satellite. Rockwell B-1 Lancer: Rockwell International: United States: 1980s: Completed: A supersonic bomber with a variable-sweep wing built in the 1980s as a ...
Project 1956–present $425 billion 2006 $425 billion $642 billion Interstate Highway System: 1992–2006 $14.6 billion [1] [2] 1982 $8.08 billion $25.5 billion Big Dig, Boston, Massachusetts: 2000–2022 $1.4 billion [3] 2022 I-5 - SR 16 Tacoma/Pierce County HOV Program, Tacoma, Washington (Interstate 5 in Washington) 2002–2013 $6.5 billion [4]
The following is a list of Historic Civil Engineering Landmarks as designated by the American Society of Civil Engineers since it began the program in 1964. The designation is granted to projects, structures, and sites in the United States (National Historic Civil Engineering Landmarks) and the rest of the world (International Historic Civil Engineering Landmarks).
Pikeville Cut-Through. The Pikeville Cut-Through is a rock cut in Pikeville, Kentucky, United States, created by the U.S. Army Corps of Engineers, through which passes a four-lane divided highway (Corridor B, numbered as U.S. Route 23 (US 23), US 119, US 460, and KY 80), a railroad line (CSX' Big Sandy Subdivision), and the Levisa Fork of the Big Sandy River. [1]
One of the most impressive engineering features of the canal is the Paw Paw Tunnel, which runs for 3,118 feet (950 m) under a mountain. [56] Built to save six miles (10 km) of construction around the obstacle, the 3 ⁄ 4-mile (1,200 m) tunnel used over six million bricks.
Civil Engineering Project of the Year (up to £10m) Church Bridge Reconstruction, Frampton Cotterell, South Gloucestershire, Atkins: Civil Engineering Project of the Year (£10m to £50m) Suffolk Energy from Waste, Lagan Construction Group Major Civil Engineering Project of the Year (over £50m)
In 1975, the American Society of Civil Engineers or ASCE designated the bridge as a National Historic Civil Engineering Landmark. ASCE noted that at the time of its construction from 1912 to 1915, it was the largest reinforced concrete railroad bridge ever built. The bridge was also listed on the National Register of Historic Places on May 3, 1977.
The builders of the empire planned and built impressive waterworks in their city centers, including canals, fountains, drainage systems and expansive irrigation.Inca's infrastructure and water supply system have been hailed as “the pinnacle of the architectural and engineering works of the Inca civilization”. [1]