Tunnel design and construction consultation are the primary services provided by LACHEL FELICE & Associates, Inc. We have worked in some of the most challenging geotechnical environments possible, including:

• Earth Pressure Balance Tunneling in glacial sands and gravels with boulders
  • Big Walnut/Rickenbacker Sanitary Interceptor Project, Columbus, OH
• Faulted cavernous limestone
  • Thousand Oaks Interceptor Project, Austin,TX
• Microtunneling in oil shale
  • Lake and Rampart Sewer Project, Los Angeles, CA
• Rock tunneling for a water transmission line in abrasive sandstone
  • Plateau Creek Pipeline Replacement Project, Grand Junction, CO
• Tunneling through soft ground and soft rock
  • West Fork Sewer Project, Ft. Worth, TX
  • Johnson Creek Interceptor, Arlington, Texas