office (425) 488-4880
fax (425) 485-6859
toll-free (866) 588-4880

 YOUR PROJECT IS OUR LOCATION

Tunnel Systems Inc. provides Horizontal Boring and Tunneling services ranging in size from 12”-96” in diameter.   Since 1982 TSI has a reputation of dispatching reliable, efficient and hard working crews.  TSI’s commitment to safety, accuracy and production have given us the opportunity to successfully complete projects in 7 western states.  TSI has long lived by the motto ”Your project is our location”.  TSI has 125 years of combined team experience in the trenchless construction industry this has allowed us to acquire the equipment and knowledge to complete your next project.

Hard rock under Big Sky, Montana ( Click here for the story )

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AUGER BORING

TUNNELING

PIPE RAMMING

PIPE JACKING

CASING BACKFILL