herrenknecht AG | utility tunnelling | Traffic tunnelling INTO THE DEPTHS QUICKLY : HERENKNECHT VSM9600 SHAFT ENLARGEMENT. Project: shaft enlargement Background: ventilation shafts for existing tunnel Machine: VSM9600 Construction method: shaft enlargement on advance hole Max. shaft depth: 160m

SHAFT BUILDING IN HARD ROCK. With high speed into the ground. Herrenknecht expands its product range and field of application with a particularly powerful and accurate shaft sinking machine: the VSM9600. The VSM is designed to master excavations in non-hydrous hard rock formations with high compressive strength. The VSM will drive ventilation shafts towards underground caverns. Already existing pilot holes will be enlarged from 2.40m to 9.60m OD and the VSM will operate at depths of up to 160m. Owing to the modular system, several enlargements of different diameter are possible using the same...