SubTerra, Inc.
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All 9 /Construction Planning & Management 5 /Construction Vibrations 2 /Instrumentation 2 /Mining Rock Mechanics 1 /Remote Monitoring 2 /Tunnel Repair & Rehabilitation 2 /Tunneling 3 /Underground Engineering 3

Sperry Mine Shaft Design

Shaft Design and Construction Management for US Gypsum Company's Sperry Mine, Des Moines County, Iowa.

Lincoln Tunnel [Bellevue, WA]

Design-Build of the Lincoln Tunnel for Kemper Development Company.

S.P.U. Massachusetts Substation

Mercer Street Tunnel

Mercer Street Tunnel Construction Management Services [B123]
Tunnel Boring Machine Cutterhead at SubTerra Mercer Street Tunnel Project

WSPRC John Wayne Pioneer Trail

Condition Survey, Risk Assessment, and Repair Designs for Five Tunnels on the John Wayne Pioneer Trail for the WSPRC, Kittitas County, Washington
Photo Credit to Robert Ashworth from Bellingham, WA., USA

Westlake & Mercer Automated Monitoring

Westlake & Mercer Construction Vibration Impact Evaluation and Automated Monitoring [Seattle, WA]

Hendricks (Graeter) Mine Rehabilitation

Hendricks (or Graeter) Mine Rehabilitation Project, Montana Fish, Wildlife, and Parks [part of the Bannack State Park]

London Underground

Engineering Support for London Underground

Good Samaritan Hospital Utilidor Tunnel Project [Puyallup, WA]

SubTerra, Inc. Global Alliances

SubT Eng Ltd. [ISRAEL]

SubTerra, Inc. [US]

218 E North Bend Way
North Bend, WA, United States

(425) 888-5425
info@subterra.us

Office Hours

Mo-Fr: 9:00-19:00 [PT]
Sat/Sun: closed

Latest Projects

  • Sperry Mine Shaft DesignFebruary 8, 2017 - 5:45 am
  • Lincoln Tunnel [Bellevue, WA]March 8, 2015 - 5:07 pm
  • S.P.U. Massachusetts SubstationApril 16, 2010 - 8:26 am
Copyright© SubTerra, Inc. 1991-2017. All Rights Reserved.
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