Question: A 20m x 20m grid is set out over a T shaped section Levels are taken on teh grid and RLs calculated as below Q425

 A 20m x 20m grid is set out over a T

shaped section Levels are taken on teh grid and RLs calculated as

A 20m x 20m grid is set out over a T shaped section Levels are taken on teh grid and RLs calculated as below Q425 2 424 7 424 7 423 4 425 3 423 8 424 4 425 1 424 3 424 7 424 2 423 8 If the area is then to be excavated to RL 421 0m calculate the volume of cut using the grid levelling formula

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