Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 128
beams. Thus there was about 4 inches of concrete above the brick arch at the crown, the depth increasing to a maximum of 12 inches of concrete at the springing. Neither the upper layer of concrete, inclosing the nailing strips, nor the wooden floor had been put in place at the time the test was… … Details of Arch Details of Rapp Floor in Building on India Street. DETAILS OF THE TEST. The test was begun Wednesday, November 9, and ended Saturday, November 12. When the arches received their full load the concrete filling had been in place fifteen days. The loading was made by using bricks…
Engineering
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