Mechanical Grab

Diaphragm Wall Grabs (mechanical) 

Mechanical grabs are the best solution to excavate diaphragm walls in all soil conditions up to a soil hardness of 70 mPA as light chisseling work is possible. our diaphragm wall grabs is available with grab extensions for a total length of 10 or 12 m and also with extra ballast to reach a total weight of up to 22500 kg for even the most demanding projects.