MiTS Earthwork user manual can refer here

Spreadsheet MiTS 2.10.42.0 here

Grid Cluster information here

Export / Import: Export / Import = Expanded Cut – Volume Needed Before Compacted Fill

Version used for testing; MiTS 2.10.42.0

Project file:

With slope here

Without slope here

Shrinkage / swell factor here

*using TIN as meshing method

*Grid size 25m2

*end area interval 10m

With Slope  #

Method	MiTS 2.10.42.0
DTM	Export / import  = Expanded cut – volume needed before compacted fill = 4978781.88 – 3183045.00 = 1795736.88 m3
Grid	Export / import  = Expanded cut – volume needed before compacted fill = 4835894.46 – 3013310.72 = 1822583.75 m3
End Area	Export / import  = Expanded cut – volume needed before compacted fill = 5940738.13 – 3173968.71 = 2766769.42 m3

Without Slope  #

Method	MiTS 2.10.42.0
DTM	Export / import  = Expanded cut – volume needed before compacted fill = 2620542.60 – 1381138.42 = 1239404.19 m3
Grid	Export / import  = Expanded cut – volume needed before compacted fill = 2729775.82 – 1319691.99 = 1410083.83 m3
End Area	Export / import  = Expanded cut – volume needed before compacted fill = 2201849.58 – 1347546.60 = 854302.98 m3

With shrinkage or/and swell factor (with slope) #

Shrink factor used = 0.9

Method	MiTS 2.10.42.0
DTM	Export / import  = Expanded cut – volume needed before compacted fill = 4278308.71 – 3256531.18 = 1021777.53 m3
Grid	Export / import  = Expanded cut – volume needed before compacted fill = 4634184.73 – 3145613.42 = 1488571.30 m3
End Area	Export / import  = Expanded cut – volume needed before compacted fill = 4481530.11 – 3280178.57 = 1201351.54 m3