The Top 10 Most Expensive U.S. Public Works Projects
Public Works Projects are defined as construction projects that are sponsored and carried out by a government administration. Public works can range from infrastructure to buildings, and they arise from a direct contracting process or through bidding.
Examples of such works include the public buildings (hospitals and schools), transport infrastructure (roads, pipelines, bridges, railways etc), public spaces (parks and beaches), public service (sewage treatment, electrical grid and dams) and others.
List of 10 Most Expensive U.S. Public Works Projects?
In the history of the United States of America, there have been some expensive public works projects. These are a list of the 10 most expensive among the lot;
- Interstate Highway System – US$425 billion
- Big Dig, Boston Massachusetts – US$14.6 billion
- San Francisco- Oakland Bay Bridge – US$5.5 billion
- Mon-Fayette Expressway, southwest Pennsylvania and northern West Virginia -US$5 billion
- Alaskan Way Viaduct – US$4.25 billion
- Ohio River Bridges Project, Louisville, Kentucky and southern Indiana – US$4.1 billion
- Hampton Roads Bridge-Tunnel – US$3.9 billion
- Central Texas Turnpike US$3.6 billion
- Intercounty Connector, Montgomery County – US$2.75 billion
- Woodrow Wilson Bridge Replacement – US$2.5 billion
What is the largest mega project in history?
Currently, the world’s largest mega project is the Al Maktoum International Airport. The construction which is expected to be completed in 2030 covers over 21 miles and it said to cost a mouth-watering US$32 billion.
What is the longest building project in history?
According to fact available, “The Great Wall of China” is the world’s longest building project. It is recorded that the project began in about 400 B.C and was completed somewhere A.D. 1600. That is approximately 2000 years of construction.
What building took 100 years to build?
The Florence’s Cathedral of Santa Maria del Fiore, which is a superdome took over a 100 years to be built.
