Wongm's Rail Gallery » Metro Tunnel geotechnical investigations

Geotechnical drilling for soil samples at Swanston and Flinders Street

In album: Metro Tunnel geotechnical investigations

Geotechnical drilling for soil samples at Swanston and Flinders Street

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Taken with a Canon EOS 7D
Date: 10 August 2016 08:33 AM
Exposure Time: 1/100 sec
Aperture Value: f/6.3
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