Search Results: 'Hitachi'

Seattle TBM breakdown not covered by insurance
22 September, 2022
Insurance companies do not have to reimburse Washington State for its costs during the two years the new Highway 99 tunnel was delayed because of the TBM’s breakdown during construction, the Washington State Supreme Court has ruled.

Sightline on sustainability
03 August, 2022
Alun Thomas, of All2plan Consulting, looks at ways sustainability could be achieved in tunnelling through innovation, such as permanent sprayed concrete linings (PSCL) and composite shell linings (CSL)