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Micro tunnelling record set in New Zealand with Herrenknecht rig

Herrenknecht micro tunnel boring machine sets record for contractor McConnell Dowell in New Zealand

Staff Writer
In New Zealand, contractor McConnell Dowell has used a Herrenknecht micro tunnel boring machine to set a record for a Direct Pipe drive

In New Zealand, contractor McConnell Dowell has used a Herrenknecht micro tunnel boring machine to set a record for a Direct Pipe drive

The project team and ‘Piper' the Herrenknecht-made MTBM set a record of 2,021m on 28 July 2020, surpassing the previous New Zealand record by 92m. The MTBM was named Piper was by students from Snells...

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