Understanding Bridge Engineering

Which event is specifically recounted in one of the videos?

• An award ceremony for bridge design

• A celebration of bridge construction in Rome

• A seminar on bridge safety in the US

• Survivors Recount Bridge Collapse in Genoa, Italy

How many bridges in the United States are classified as structurally deficient?

• 12,000

• 22,000

• 72,000

• 47,000

In 1956, President Eisenhower signed the Federal Aid Highway Act to create ___ miles of interstate highways.

• 50,000

• 27,000

• 41,000

• 55,000

The planning of the Polcevera Bridge began in the early ___

• 1940s

• 1960s

• 1950s

• 1930s

How long had the Morandi (Polcevera) Bridge withstood use before its collapse?

• 50 years

• 75 years

• 100 years

• 30 years

What kind of concrete was used in the design and build of the Morandi Bridge?

• Compressed

• Prestressed

• Semi compressed

• No concrete was used

What factors are considered in the investigation of the Morandi Bridge disaster?

• Local news articles and traffic camera footage

• Government reports and tourist photos

• Eyewitness testimony, expert interviews, and archival footage

• Social media posts and theoretical analysis

What is the main focus of the documentary 'Why Bridges Collapse'?

• Economic impact of bridge collapses

• New engineering techniques to prevent bridge failures

• Environmental considerations in bridge construction

• Historical bridge designs

What does the article 'The Unexpected Ways Engineers Help Us Move Faster' likely discuss?

• Innovations in engineering that increase transportation speeds

• Biographies of famous engineers

• Historical methods of transportation

• Legislation affecting transportation

What is the focus of the interactive feature 'Build a Bridge'?

• Interviews with professional bridge builders

• Documentary on famous bridges around the world

• Video game about crossing bridges

• Educational simulation on bridge building