Sit Up And Take Notice

That’s a little bridge over a little creek. It was built in 1913 to carry an interurban trolley over Jowler Creek near the small town of Camden Point, Missouri. The route of the trolley is now Interurban Road, and after the trolley company failed in 1933, the bridge was converted to carry car traffic. Interurban …

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Correlation Is Not Causation, Iron Framing Edition

I’ve mentioned the Rookery in passing a few times. It’s a fantastic 1886 office building in Chicago and holds a place in any history of early skyscrapers. It’s not a skeleton-frame building and actually contains a number of masonry bearing walls, but, as I discuss in The Structure of Skyscrapers, having an old-fashioned structural form …

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A Bridge Seen Out Of Context

That beauty is the Fort Point Channel bridge for the New Haven Railroad, part of the final approach to Boston’s South Station when built in 1898, and still serving in that capacity today. Fort Point Channel separates the center of Boston from South Boston, and the trains on this line are now all commuter trains …

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A Role That’s Ended

Another HAER survey tagged “engineering,” and this time it’s one that we have a connection to. The picture above shows the ferry sheds and main terminal building of the Central Railroad of New Jersey in Jersey City, as seen from the Hudson River. The Central was a small and ultimately futile railroad with two main …

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A Supporting Role On A Very Big Stage

Continuing with items tagged as “engineering” from the HABS/HAER/HALS collection, that’s “Mobile Launcher One” from the Kennedy Space Center in Florida. Saturn V rockets were assembled on the platform on the left, and held steady and accessed from the tower on the right. Assembly took place indoors and then the whole thing slowly moved out …

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