Tunnel boring machine with combined drilling, sawing and waterjet cutting modules, as well as an integrated conveyor belt for drilling waste

Abstract

Tunnel boring machine with a drill head, characterized in that the drill head has at least one coarse high-pressure water jet nozzle, at least one fine high-pressure water jet nozzle, at least one diamond-coated saw blade and at least one diamond-coated rock drill, wherein the said cutting modules are arranged in a common working area of ​​the drill head to loosen rock in a combined mechanical and water jet-based process.

Images