New product announcements: 07/01/2009 Soil-Mixing Cutter Drums: Digging Deep The Casagrande/TEC Cutter soil-mixer rigs feature soil-mixing cutter drums mounted on a dual-motor frame that is attached to a base by a Kelly bar. The rig can mix soil at depths ranging from 17 to 30 meters and fits Casagrande base carriers. The machine can be used to construct temporary diaphragm walls and cut-off walls. Depending on soil conditions, drilling rates can be as high as 35 sq m per hour. During use, cement slurry is mixed with excavated earth at the bottom of the tool, so the quantity of excavated earth
Despite a faltering international market, 2015 and the beginning of 2016 are proving to be strong years for U.S. contractors, with steady domestic growth and only moderate strain from workforce shortages.