Quiz on Tunnel Boring Machines (TBMs)
Authored by Petra Florianová
English
3rd Grade
Used 4+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of the tunnel segment erector?
To transport tunnel segments to the front of the machine
To build the tunnel walls
To connect tunnel segments together to form a ring
To dig the tunnel by cutting away at the earth
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the rotating cutterhead in a TBM?
To carry earth up the screw conveyor
To build tunnel walls
To dig the tunnel by cutting away at the earth
To transport tunnel segments to the front of the machine
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are the tunnel walls built as the TBM moves along?
By manual labor
By the rotating cutterhead
By the tunnel segment erector
By the screw conveyor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How fast can TBMs dig on average per day?
5 meters
10 meters
15 meters
20 meters
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the tunnel segments once they enter the TBM?
They are stored for later use
They are transported to the back of the machine
They are connected together to form a ring
They are discarded
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do tunnel boring machines (TBMs) help reduce the impact on the countryside?
By tunneling under towns and cities
By disturbing people above ground
By creating noise pollution
By building roads instead of tunnels
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
How many parts make up each TBM?
Hundreds
Thousands
Dozens
Tens
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