happy sailing
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Hey! I'm Chris Lewis.
I'm a scientist in Frankfurt, Germany.

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Illustrations by my brother, Michael.
Mar
19th
Fri
2010
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27 Onramp Configurations in the Twin Cities area (from “Ramp Metering and Freeway Bottleneck Capacity,” D. Levinson and L. Zhang, Transportation Research: A Policy and Practice 44(4), May 2010)

27 Onramp Configurations in the Twin Cities area (from “Ramp Metering and Freeway Bottleneck Capacity,” D. Levinson and L. Zhang, Transportation Research: A Policy and Practice 44(4), May 2010)