The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 324
by its insertion in your valuable Journal. Fig. 1. Development of elliptical arch crossing at an angle ofG0° 50. A C D D represents the skew of the bridge, and C F G Dits development; the line C K, to which the courses of the arch mustbe parallel, should be theoretically at right angles to C F, but… … 278 THE CIVIL ENGINEER AND ARCHITECTS JOURNAL. [Sept. Dimensions and Calculations.A B width of arch on the squareO E height of archA A depth of arch at springingE T ditto at crown * AB»28^ + 20E122 AB28 + 20E12BFor AEB=:^/ ^ i 314162\ C width of arch on the skew = sin obi. 60 50 ; R :: A B 28: AC…
Architecture · Civil engineering · Science
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