CNA Engineers
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Tunnel Design and Management
Mine Conversions
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Geotechnical Data and Baseline Reports
Groundwater Control
Slope Engineering and Landslide Analysis
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Utility Tunnel & Pipeline Design
Utility Tunnel Evaluation & Rehab Design
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Value Engineering Design
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Tunnel & Shaft Design
site Investigation & risk Assessment
Underground space
construction administration
Groundwater Control & waterproofing
Slope & bluff engineering