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Assessment of
feasibility, project cost, and risk
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Microtunneling specifications to project specific conditions
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Contract plans & specifications and contract requirements
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Cost / risk reduction
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Pre-bid assessment of boreability and equipment selection
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Assessment of encountered materials, conditions, and behavior
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Higher rock, more rock, and rock when soil was anticipated
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Performance below expectations
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Machine failures, causes, and liabilities 
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Differing Site Conditions (DSC) and claims 
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Forensic investigations, machine failures, operational problems
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