J5A unit 3 Reading | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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Name two methods engineers use to cover tunnels that are not deep in the ground.

Method 1 and Method 2

What shape is a tunnel, and why is this shape used?

Tube shape for strength

What supports the weight of a beam bridge?

Piers

What shape helps an arch bridge support a heavier load?

Arch shape

What type of transportation can use tunnels to cross mountains or water?

Cars and trains

Name the simplest type of bridge.

Beam bridge

In Method 1, how are tubes placed in the trench?

Cranes lower tubes

How long is the longest road tunnel in the world?

24.5 km

How much tunnel can a TBM cut and clear each day?

25–30 meters/day

Why can’t a beam bridge cross a very wide river?

Needs support at ends

What connects England and France through a tunnel?

Channel Tunnel

What are suspension bridge cables supported by?

Tall towers

What does a Tunnel Boring Machine (TBM) do in tunnel construction?

Cuts and clears rock

In Method 1, what is done first when building a tunnel?

Trench is dug

In Method 2, what is made in the ground with concrete?

Walls made with concrete

Which famous arch bridge in Iran has arches on two levels?

Bridge of 33 Arches

What type of bridge is designed to cross wide rivers and sea channels?

Suspension bridge

Name one feature that helps a suspension bridge be longer than other bridges.

Strong cables

In Method 1, what covers the tubes after they are placed in the trench?

Covered with earth

In Method 2, what is used to dig the tunnel?

Machines