Question: The following are field notes for cross - sections between Sta. 1 0 0 + 0 0 and Sta. 1 0 1 + 0 0

The following are field notes for cross-sections between Sta. 100+00 and Sta. 101+00. The roadway width is 30 ft.Sta.100+50 is the cross-section in the middle of the two stations.
Determine the area of the cross section at station 100+00 using the 3-level equation formula.
Determine the area of the cross section at station 100+50 using the 3-level equation formula.
Determine the area of the cross section at station 101+00 using the coordinates method.
Calculate the volume, in cubic yards, of earthwork between the two stations using the average end area method.
Calculate the volume, in cubic yards, of earthwork between the two stations using the Prismoidal formula.

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