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Tunnel Boring Machines
Contributed by: Squires
  • 1. Which energy source is typically used to power TBMs?
A) Hydraulic fluid
B) Electricity
C) Natural gas
D) Diesel
  • 2. In which industry are TBMs commonly used for tunnel construction?
A) Civil engineering
B) Agriculture
C) Entertainment
D) Retail
  • 3. What is the purpose of the segment erector on a TBM?
A) To position and install tunnel lining segments
B) To store spare parts
C) To adjust the speed of the machine
D) To monitor air quality inside the tunnel
  • 4. How is the material excavated by a TBM typically removed from the tunnel?
A) Helicopter
B) Pump system
C) Trucks
D) Conveyor belt
  • 5. What does the acronym TBM stand for in the context of tunnel construction?
A) Trenching Backfilling Machine
B) Technical Building Module
C) Tunnel Boring Machine
D) Transit Bridge Maintenance
  • 6. What is the advantage of using TBMs over traditional tunneling methods?
A) Less environmental impact
B) Increased efficiency and safety
C) Faster construction speed
D) Lower cost
  • 7. What is the term for the concrete or other material used to line the interior of a tunnel?
A) Tunnel shield
B) Tunnel cover
C) Tunnel sealant
D) Tunnel lining
  • 8. What role does a thrust system play in the operation of a TBM?
A) It controls the temperature of the cutting head
B) It propels the machine forward during excavation
C) It adjusts the pressure of the hydraulic fluid
D) It monitors the tunnel's alignment
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