Bridge Design Quiz

What is the primary function of a truss in a truss bridge?

• To distribute the load through the frame

• To provide aesthetic appeal

• To add weight to the deck

• To increase the length of the bridge

Why do the outer segments of a truss bridge break first?

• They are made of weaker material

• They are longer than other segments

• They handle the largest part of the load

• They are not aligned with the grain

How does the alignment of wood grain affect the strength of truss bridge segments?

• It only affects the outer segments

• It makes the segments weaker

• It has no effect on strength

• It makes the segments stronger

What is the main advantage of suspension bridges over beam and arch bridges?

• They are cheaper to build

• They are more aesthetically pleasing

• They can span longer distances

• They require less maintenance

In a suspension bridge, what is the role of the main cables?

• To increase the height of the bridge

• To transfer the load to the towers and anchors

• To provide decoration

• To support the towers