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GeoConSol
Geotechnical & Tunnel Consultants

A consultant is a universal observer who can look at a problem outside the environment in which the problem came to be, thereby creating a solution that was never possible before.  Fernando Flores

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4 September 2010
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TUNNELS & TUNNELING
--Tunnel Boring
--Microtunneling/Pipe-Jacking
--Select TBMs & MTBMs
--Forensic Investigations
--Underground Safety
--Covert Tunnel Detection
DIFFERING SITE CONDITIONS
--DSC Technical Principles
--DSC Standards for Entitlement
--DSC Entitlement Manual
--DSC Independent Review
GEOTECHNICAL/CONSTRUCTION
--Rock Testing/Boreability
--Impact Hammer Feasibility
--Videos
CASE HISTORIES
ARTICLES/PUBLICATIONS
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TBM Exchange International

Tunnel Boring 

  • Tunnel Boring Machine feasibility & boreability

  • Minimum TBM requirements for reduced risk & cost 

  • Rock testing for tunnel boreability

  • Estimating 

    • TBM penetration

    • downtime

    • utilization 

    • tool wear & costs

    • rental rates

  • Evaluation of new & used TBMs & backup systems

  • Analysis of encountered tunnel boring machine performance 

  • Recommendations for improved TBM excavation performance

  • Alternative TBM rental rates for recovery & DSC claims

  • Presentation & evaluation of differing site conditions / claims

  • Investigation of machine failures, causes, and liabilities
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