2005

Ground Freezing Aids Water Tunnel ConstructionIs Tunnel Vision Doing Dewatering a Disservice?

Ground Freezing Aids Water Tunnel Construction

Construction of New York City Water Tunnel Number 3 represents the largest capital construction project in the city’s history. Read how ground freezing aided the construction of several large-diameter shafts that connect to the tunnel deep within the underlying rock formation.

Is Tunnel Vision Doing Dewatering a Disservice?

Dewatering can have an enormous impact on the success or failure of an underground construction project. Learn more about the misunderstandings associated with dewatering, the value of a properly designed and implemented groundwater control system, design approaches, and a success story in Seattle.