Investigation

Analysis For Investigation 3

The examples of analyzing the structure of a building as you investigate that I discussed over the last two days were fairly straightforward in terms of calculations and were fairly forgiving in terms of accuracy. Today’s example is not, because it contains everyone’s favorite way to have numbers not work: non-linearity. If you look at …

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Analysis For Investigation 2

After yesterday’s long and somewhat esoteric discussion, a much more straightforward topic: what material is a beam? The piece of a photo above shows a metal frame being enclosed in masonry, where it will be hidden from view. How can you take an educated guess at the material (wrought iron or steel?; if steel, which …

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Analysis For Investigation 1

I’ve used the phrase “boundary conditions” in a number of blog posts, and it occurred to me recently that (1) its meaning is probably not clear to non-engineers, (2) its meaning to most engineers doesn’t help them understand the way it applies to our somewhat oddball work, and (3) it plays a vital role in …

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Just Like A Movie

Fifteen years ago, I was on a team evaluating the condition of the building above, constructed slowly in the 1860s as the New York State Inebriate Asylum in Binghamton. At that time it had been effectively abandoned for fourteen years and adaptive reuse was being planned; thanks to the 2008 recession, that reuse is still …

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A Process Of Elimination

Just down the block from that Federal style house I was taking about are some fancier-than-usual tenements. (Also, in the background, you’ve got a nice view of downtown about half a mile away, but that’s incidental to my point.) I want to talk about the one on the left, on the corner of the block. …

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