Bridges!

Which type of bridge is this?

• Beam
• Suspension
• Truss
• Cable-stay 

Your firm has been hired to build a bridge for a large city. The bridge will go across a wide river and handle a lot of traffic. The mayor has confided in you that he wants it to be aesthetically appealing (pretty). What kind of bridge will you recommend?

• Beam

• Arch

• Truss

• Suspension

Why do arches help create strong bridges?

• They spread the force down and outward.
• The middle pushes down when force is applied leaving the sides strong.
• It directs force down into the ground.
• It makes your bridge look more appealing.

A local park is interested in building a bridge over a short ravine. They have stressed that keeping costs low is very important to them. What type of bridge would you recommend they build?

• Suspension
• Beam
• Cantilever
• Truss

Your firm has the opportunity to design a new medium-length bridge. It will stretch across a deep rocky gorge, and so it would be very difficult to put a pier in the middle. The area is not prone to earthquakes or high winds. Which bridge type will you choose?

• Beam
• Suspension
• Cantilever

• Train

Which type of bridge is this?

• Suspension
• Truss
• Arch
• Beam

What type of bridge is this? 

• beam
• suspension
• truss
• cable-stay 

What type of bridge is this?

• Arch
• Suspension 
• Beam 
• Cantilever

Which is the strongest shape used in engineering?

• Triangle
• Square
• Circle
• Rectangle

 A projecting structure supported only at one end, like a shelf bracket or a diving board is known as a:

• Bridge Bracket
• Bridge Board
• Load Support
• Cantilever