Masonry

An Extreme Rarity

That picture was taken in a theater attic. The diagonals on the upper right are portions of the timber-framed roof; the wall separates the auditorium area from the lobby. It’s the thing embedded in the wall that is rare and odd. In short, that’s the end of a long-span steel truss (over the auditorium, on …

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An Old Problem Exacerbated

Yesterday’s picture of the St. Paul Building (repeated above) had an interesting detail in the background. The problem of how tall a chimney should be has been around ever since people started building cities: it has to be tall enough so that smoke (and potentially burning cinders) don’t blow onto a neighbor’s roof or into …

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Unfortunately Altered

The last of our Boston trip… That picturesque little bridge is in the Public Garden. As far as I can tell it doesn’t have a name, which is fitting, since it is described in some places as the “world’s shortest suspension bridge.” I don’t know if there are any shorter suspension bridges or how to …

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