Sub structure ground works Quiz

Dead and Dynamic are both types of?

• Loads

• Materials

• Foundations

• Structures

Name one benefit of building on brownfield sites?

• Increased pollution

• Higher costs

• Reduced urban sprawl

• Limited access

What does sub-structure groundworks involve?

• Construction works above floor level

• Construction works below floor level

• Painting and decorating

• Installing windows and doors

What is the purpose of excavation in sub-structure groundworks?

• To plant trees

• To lay tiles

• To dig the ground so that foundations can be constructed

• To install electrical wiring

What is the purpose of earthwork support in construction?

• To support the sides of excavation

• To build walls

• To lay foundations

• To install plumbing

Which method of earthwork support is shown in the image with yellow metal structures?

• Timering

• Steel trench sheets

• Hydraulic trench supports

• Aluminium Walling

Which method of earthwork support is shown in the image with metal sheets and workers inside an excavation?

• Timering

• Steel trench sheets

• Hydraulic trench supports

• Aluminium Walling

Which of the following is a key consideration when choosing an earthwork support method?

• The type of soil

• The color of the materials

• The height of the building

• The number of workers

Which method of earthwork support is likely to be used in a site with unstable soil?

• Timering

• Steel trench sheets

• Hydraulic trench supports

• Aluminium Walling

What control measure should be taken to avoid the risk associated with confined spaces in groundworks?

• Use the right PPE and reduce amount of work done in small spaces

• Pumping out excess ground water

• Avoiding services such as gas mains

• Barriers stop moving machinery