In one of Perth’s Forrestfield-Airport Link’s biggest milestones to date, Herrenknecht Variable Density TBM Grace broke through into the underground…
Tag: Salini-Impregilo (SI-NRW) JV
Grace re-starts tunnelling on Perth’s Forrestfield-Airport Link
On April 17th 2018, the Salini-Impregilo (SI-NRW) JV restarted TBM Grace on Perth’s Forrestfield-Airport Link, with the project’s second TBM, Sandy due…