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Cellular Concrete Contractor
servicing all of North America
PIGCo by
numbers

793

Succesful Projects

Countries Worked:

United States, Canada; Nagano, Japan; Bogota, Columbia; Manila, Philippines, Australia

1,104,534 Feet

of tunnels and over 741,000 Feet of small diameter pipe.

Brightwater Conveyance Tunnel System




BRIGHTWATER CONVEYANCE TUNNEL SYSTEM

The Brightwater project was a major improvement to Seattle’s regional sewage treatment system. The project included approximately 13 miles (21km) of soft-ground tunnels. Pacific International Grout Company successfully grouted the BT2 and BT3 tunnels with total tunnel length of 30,705 feet and over 55,000 cubic yards of cellular concrete for the King County Department of Natural Resources project.