What is excavation in construction?

It’s the preliminary activity of the construction project. It is the process of moving rock, earth, or other materials with explosives, equipment, or tools. It also includes tunnelling, wall shafts, trenching, etc.

Work procedure for excavation at construction sites involves understanding of the excavation and centre line drawings, setting out the plan on the ground, soil excavation, and removing excess soil.

Now you know what is excavation in building construction.

This drawing represents the depth, width, and length of the excavation. The excavation line is marked in a dotted line.

This drawing represents the grids marked in alphabets and numbers whose measurements are displayed for site marking out reference. These grid lines are so aligned that they fall on the footing and excavation.

• Different kinds of work that need to be done before, while & after excavation are:

• Setting out of corner benchmarks.

• Survey for ground levels and top levels.

• Excavation to approved depth.

• Dressing of loose soil.

• Making up to the cut-off level

• Interconnecting trenches and constructing dewatering wells.

• Marking boundaries of the house.

• Building protection bunds & drains.

This is all on what is excavation work in construction.

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I hope I cleared all your doubts on what is excavation in construction.