Introduction to Excavation

All of the following are types of excavation EXCEPT.

• Cut and Fill Excavation

• Topsoil Excavation

• Backfill Excavation

• Rock Excavation

This type of excavation involves the removal of the exposed layer or the top-most area of the earth’s surface.

Tick ALL the following purposes of excavation.

• Stability

• Earthwork

• Trenching

• Tunneling

___________________the process of moving earth, soil, rock, or other materials from areas where there are unwanted using tools, equipment, or explosives.

Mr. Brown is working on a bridge in Portmore. He wants to excavate an area in the water to add the foundation for the column from the bridge. Which type of excavation is this?

• Rock

• Dredging

• Trench

• Cut and Fill