The main points from this module are as follows:
There are two broad categories of concrete mixers: batch mixers, and continuous mixers.
Batch mixers are then classified into two varieties: drum mixers and pan mixers.
Drum mixers are further categorised into three types: non-tilting drum, tilting drum and the reversing drum mixer.
The typical applications of shotcrete are in bridges and dams, sewers, piers and docks, drainage ditches, retaining walls, and slope stabilization.
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