The elastic properties of concrete under bi-axial loading . Crossed Becinn Machine. 41 for the use of the overhead crane in handling; the speclinenc. The procedure in placina a crossed beain in the m-^chlne wasas follov7s. Tv;o plates 1 x 4 x 12-in. T7ere placed on top ofeach other at the places on the base of the machine v:here areaction of the crossed beani v/as to come. A bed of freshlymixed plaster paris about one-half inch thiclc ^j;^as placed on topof each pair of 1 x 4 x 12-in. plates, and the beam carefullylovrered in its place, with the ends in soft plaster. Afterthe plaster had
The elastic properties of concrete under bi-axial loading . Crossed Becinn Machine. 41 for the use of the overhead crane in handling; the speclinenc. The procedure in placina a crossed beain in the m-^chlne wasas follov7s. Tv;o plates 1 x 4 x 12-in. T7ere placed on top ofeach other at the places on the base of the machine v:here areaction of the crossed beani v/as to come. A bed of freshlymixed plaster paris about one-half inch thiclc ^j;^as placed on topof each pair of 1 x 4 x 12-in. plates, and the beam carefullylovrered in its place, with the ends in soft plaster. Afterthe plaster had acquired its set, the specimen .7as raised abouttv^o inches, the upper one of each pair of plates sticking to thebottom of the beam. A roller ^7as then placed bet^veen the plates,while the specimen was thus suspended, and placed in the desiredposition of the reaction. The crosssd beam was then lowered toa bearing on the rollers. In this way it was certain thatthe distribution of the reaction across the end of the beam wasuniform that the position of the reaction was as fir
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttheses, bookyear1912
