Water & Wastewater Tunnels

WSP has one of the longest-standing and extensive tunneling practices in the U.S — for nearly 140 years we’ve delivered landmark projects that have advanced tunneling technology, shaped the course of tunnel engineering and defined industry practice.

Locally dedicated with international scale

Our global presence allows clients to draw on our experience across various ground conditions in urban, rural and seismic regions, as well as underwater.


Our design teams work extensively with the latest technologies, including digital modeling of ground/structure interaction, BIM and VDC.


World-class Tunnel Solutions

We provide expertise across the entire project lifecycle, from feasibility to design, to construction management, to testing and commissioning.

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