Roads of the Future Charged by Solar ?

This week the San Francisco-Oakland Bay Bridge was lit in the greatest LED art display ever. I was dazzled, but a little side-note in the news story caught my attention. The Bay Bridge opened in 1936, after construction began in 1933. The grandness of this bridge was quickly eclipsed, however, when the more picturesque Golden Gate Bridge opened in 1937. Its construction too had begun in 1933.

I had to look at those construction dates once more. This was the depth of the Great Depression. Today, in our own economic doldrums, it is hard to conceive of such projects.

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