Hydrofraise technology

Execution of diaphragm walls with hydrofraise Definition of hydrofraise A hydrofraise is a reverse circulation excavation tool which consists of a heavy steel frame with two drive gears attached to its bottom end, which rotate in opposite direction round horizontal axes. Cutter wheels area mounted onto the drive gears. As they rotate, the soil beneath the cutter is continuously removed, broken up, mixed with the bentonite slurry in the trench and moved towards the opening … Read more

Hydrofraise – Papers

Aplicación de la tecnología de hidrofresa a grandes excavaciones urbanas Author: Gerardo Marote. Language: Spanish. “La técnica de hidrofresa (hydrofraise) está especialmente diseñada para ejecutar pantallas en terrenos de dureza elevada, realizar excavaciones profundas o resolver situaciones de obras singulares que requieren un método de máxima fiabilidad y seguridad. En obras urbanas que implican grandes excavaciones la solución de hidrofresa presenta múltiples ventajas sobre otros métodos constructivos…”.