Read more about our recent projects, our attendances at conferences and events or the latest developments at GZ.
The Tunnel Boring Machines (TBMs) for HS2 – C1 continue making great progress as excavation proceeds under the Chilterns. Progress…
Read MoreSince the completion of the two main drives by the Tunnel Boring Machine (TBM) “Jill” in July of 2023, construction…
Read MoreThe Tunnel Boring Machine (TBM) named “Jill” has reached another milestone by completing its second drive at the Silvertown Tunnel…
Read MoreThe Tunnel Boring Machine “MudHoney” has broken through on the Ship Canal Water Quality Project in Seattle, Washington, completing excavation…
Read MoreGZ’s Principals Dr. Vojtech Gall and Nasri Munfah will be giving key lectures at the Underground Construction Prague 2023 which…
Read MoreGZ’s Principal Nasri Munfah and Senior Tunnel Engineer Dr. Vojtech Ernst Gall are at the World Tunnel Congress (WTC) 2023…
Read MoreThe Yellow Line in Washington D.C. will reopen on May 7th after 8 months of extensive repair work between Pentagon…
Read MoreThe American Shotcrete Association (ASA) announced the recipients of the 2022 Outstanding Shotcrete Project Award. The Tuscarora Tunnel Rehabilitation Project…
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