The Largest Herrenknecht Microtunneling Machine Ever Refurbished by Down2Earth-AVND3200
07 January, 2025We are proud to announce the successful Factory Acceptance Test (FAT) of our Herrenknecht AVND3200 tunneling machine. This equipment, along with a complete system designed for 500 meters of tunneling, has officially left the workshop and is now en route to its next exciting project.
The AVND3200 boasts an impressive diameter of 3820 mm and is equipped with an extension kit that enables it to expand up to 4000 mm. This flexibility ensures it can handle a wide range of tunneling requirements while maintaining top-tier performance and reliability.
Additionally, the machine is outfitted with a mixed cutting wheel, making it highly versatile and capable of tackling diverse geological conditions.


