CITB Construction Methods

Question 1

What is the purpose of excavation shoring?

Accepted Answer

To prevent the collapse of excavation walls and protect workers inside

Answer

Shoring systems support the walls of an excavation to prevent cave-ins, which can trap and kill workers in seconds.

Question 2

What is a banksman on a construction site?

Accepted Answer

A trained person who guides vehicle and crane movements using hand signals or radio

Answer

A banksman is trained to guide the movement of vehicles and cranes, especially during reversing or lifting operations where the operator has limited visibility.

Question 3

What is the purpose of temporary works in construction?

Accepted Answer

To provide temporary support structures needed during construction that will be removed when permanent works are complete

Answer

Temporary works include structures like formwork, falsework, and propping that support the permanent structure during construction and are removed once it can support itself.

Question 4

What precautions must be taken before excavation near underground services?

Accepted Answer

Survey and locate all underground services using plans and cable locators before digging

Answer

Before excavation, all underground services (gas, electric, water, telecom) must be identified using utility plans and electronic detection equipment to prevent strikes.

Question 5

What is the purpose of dewatering in construction?

Accepted Answer

To remove groundwater from an excavation to allow work to proceed in dry conditions

Answer

Dewatering removes water from excavations using pumps and wells, allowing construction work to proceed below the water table in dry conditions.

(CITB) Construction Industry Training Board Practice Test

(CITB) Construction Industry Training Board Practice Test

CITB Construction Methods