Excavation

Why does ASNZMM classify removal of trees in 0.5m increments

• Trees grow 500mm each year

• As the size increases so does the effort to remove the tree

• Councils only allow the removal of certain size trees

• All of these

What section describes the rules of Excavation in ASNZMM

• 4

• 5

• 6

• 7

What resources would you use to excavate strip footings in preparation for steel reinforcement

• Excavator

• Spotter

• All of these

• Labourer

What is the purpose of working space in excavations

• Enable excavators to work

• Allow carpenters and form workers space to install form boards

• Allow plumbers enough room to install and join pipes

• All of these

What is the purpose of shoring?

• All of these

• Stop excavation walls collapsing

• Protect workers in an excavation

• Protect services in open trench before backfill

What is benching used for ?

• Allow workspace for plans and lunch

• Planking between two benches for Tik Tok post

• Reduce the chance of excavations collapsing

• Allow workers to access deep excavation

What are two ways of levelling sites to reduced levels

• Automatic machine levelling

• Excavator with assistance of labourer using a staff and laser level

• AI robot levelling machine

• All of these

What could add additional cost in an excavation exercise ?

• Length of site

• Material required to be excavated

• Weather

• All of these

What is the conversion factor of stone fill from volume to weight

• 1.5

• 1.6

• 1.7

• 1.8

Why would a surveyor be required to visit the site during excavation?

• Check the laser equipment used by excavation team

• Check the line of external walls of the build

• Check RL's comply with survey drawings

• All of these