The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 192
being 1?. less than the solid beam. He then separated the slitapart Oi incbei or equal to the whole depth of the beam, and graduallyloaded it until it bore 17U0 tbs., wdien it deflected ili or 3 inches less thanthe solid beam, and li less than the former. He then widened theopening of the slit 13|,… … He then took pieces of fir 50 in. long, 2 in. deep, and 1 in. wide>one was left solid, two others were slit so as to make the upper part\\ inches deep, and the under | in., one piece having the slit halfthe depth of the beam apart, the other J of the depth apart. Seefig. 2. It will be perceived…
Architecture · Civil engineering · Science
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