. The Architect & engineer of California and the Pacific Coast . 7f. 86 The Architect and Engineer H- ^/^ This, of course, is untenable, but it is the result derived from endeavor-ing to figure the plate as made up of a number of beams. The writer will give in these articles a rational theory that is a radicaldeparture from the beam theory. His theory is based on the elastic actionof a plate under load. The theor}- in question has been tested in various ways and in each casehas indicated closely the actual existing condition, for instance: In theplates tested at the University of California, i
. The Architect & engineer of California and the Pacific Coast . 7f. 86 The Architect and Engineer H- ^/^ This, of course, is untenable, but it is the result derived from endeavor-ing to figure the plate as made up of a number of beams. The writer will give in these articles a rational theory that is a radicaldeparture from the beam theory. His theory is based on the elastic actionof a plate under load. The theor}- in question has been tested in various ways and in each casehas indicated closely the actual existing condition, for instance: In theplates tested at the University of California, it was found that the strain The Architect and Engineer 87 lines were pronounced and curved in direction. This curvature indicatestwo stresses at rii^ht ant^les to each other and of varyint; intensity. OnPlate 1 we have plotted the resultant curve of the radial and circumferentialstresses as derived from the formulae and the result seems to aii^ree clo-^elywith the strain lines in the plate. Lnder the treatment of domes our fornuda indicates the curve of maxi-mum e
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