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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]
Tunnel (road) Colombia: Cordillera Central: 0.27 [6] 0.31 2009 2020 Cross-section of the tunnel: Thameslink Programme: Commuter rail upgrade United Kingdom: Southeast England 8.97 [7] 10.4 2009 2020 Blackfriars Underground station work site (GBP7bn) [7] Alaskan Way Viaduct replacement tunnel: Tunnel (road) United States: Seattle: 3.3 [8] 3.9 ...
Road development project under the Ministry of Road Transport and Highways. [91] ... The second section is the most expensive section of the entire motorway due to ...
The Big Dig was the most expensive highway project in the United States, and was plagued by cost overruns, delays, leaks, design flaws, accusations of poor execution and use of substandard materials, criminal charges and arrests, and the death of one motorist. [2]
The bridge is part of a federal highway project to connect Iquitos, in Peru's northeast, to the El Estrecho district on the Colombian border, in total some 188 kilometers (117 miles). It faces ...
The 52-mile-long (84 km) project was budgeted to cost $5.445 billion, making it the most expensive road project in Alabama history. At $104.7 million per mile ($65.1 million per kilometer), this budget also makes the Northern Beltline one of the most expensive roads per mile built in the US. [ 2 ]
The project also includes environmental clearance on high-occupancy vehicle lanes and auxiliary lanes on Highway 99. The environmental and design work, a city report said, are ongoing. It could be ...
H-3 was the most expensive Interstate Highway ever built, on a cost-per-mile basis. [5] Its final cost was $1.3 billion (equivalent to $2.29 billion in 2023 [ 6 ] ), or approximately $80 million per mile ($50 million/km; equivalent to $141 million per mile [$88 million/km] in 2023 [ 6 ] ).