Excavation in Construction Quiz

Which of the following is a disadvantage of using mechanical plants in excavation?

• Achieve greater depth

• Require a larger operating area

• Use fewer manpower

• Avoid dangerous conditions

What type of excavator is not suitable for horizontal or below ground excavation?

• Backactor (Backhoe)

• Face shovel excavator

• Dragline excavator

• Clamshell excavator

What is the primary use of backactors (backhoes)?

• Horizontal excavation

• Below ground level excavation

• Painting buildings

• Installing windows

What is the function of the bucket in a backactor (backhoe)?

• To push materials away

• To act downwards and drag towards the machine

• To lift materials vertically

• To rotate materials

What is the primary function of a bulldozer?

• To lift heavy materials

• To cut and grade soil

• To drill into rocks

• To transport materials

What type of machine is a clamshell excavator similar to?

• A bulldozer

• A crane

• A grader

• A dumper

What is the function of a dumper?

• To drill rocks

• To carry material within a site

• To grade surfaces

• To excavate soil

Which type of survey is NOT mentioned in the excavation proposal content?

• Accurate level survey

• Geotechnical survey

• Biological survey

• Ground and surface water information

What is the minimum diameter for a water main that requires regulation?

• 50mm

• 60mm

• 75mm

• 100mm

What must be obtained before starting excavation according to the regulations?

• Financial approval

• Community consent

• Government consent

• Media coverage