Professional Engineering Consultants

for Buildings, Facilities ad Transportation Tunnels

ZPP Engineering P.C.

Projects — Tunnels and Stations

Beacon Hill Tunnel and Station includes approximately 5000’ twin tunnels and an underground station, located in the south of downtown Seattle. 

Beacon Hill Tunnel and Station, Seattle, WA.  Light Rail Transit Tunnel and Station. Seattle’s Sound Transit.  Final Design and Construction Management.

Dulles Corridor Metrorail Project: Tysons Tunnel, Tysons Central 7 Tunnel and Dulles Airport Tunnel.  Washington Metropolitan Area Transit Authority. 

ESA Manhattan tunnels—MTA LIRR, NYC, NY.

LBJPM, Texas Department of Transportation. Dallas, Texas.

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ehabilitation of the Ventilation System of the Three Tunnels, 1^st Avenue Tunnel, Battery Park Tunnel and Park Avenue Tunnel, NYCDOT.   NYC, NY.

 

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