TheoreticalVolume of
Shaft
55 yds3
42.0 m3
2-D Wire Frame
SoniCaliper
Illustration
Protrusion - due to
“chasing” boulder through
construction process
Symmetrical Steel
Casing
Bottom of Casing
2-D Wire Frame
SoniCaliper
IllustrationBottom of Casing
Actual PouredVolume of
Shaft
134 yds3
102.5 m3
EstimatedVolume of Shaft by
SoniCaliper
132 yds3
100.9 m3
TheoreticalVolume of
Shaft
55 yds3
42.0 m3