. Asbestosteel for roofs and walls . as a whole, since it minimizes the roof, column and foundation loads with-out sacrificing any of the desirable characteristics that make for permanent construction. 7—Appearance. The underside of the Asbestosteel roof is very pleasing in appear-ance. The corrugations give a beamed effect and the pure, clean white color of theasbestos aids in diffusing the light and improves working conditions within the building. 8—Cost. The sum and substance of the seven properties set forth above is lowcost. A few reasons for low cost are: 1—No back —No scaff
. Asbestosteel for roofs and walls . as a whole, since it minimizes the roof, column and foundation loads with-out sacrificing any of the desirable characteristics that make for permanent construction. 7—Appearance. The underside of the Asbestosteel roof is very pleasing in appear-ance. The corrugations give a beamed effect and the pure, clean white color of theasbestos aids in diffusing the light and improves working conditions within the building. 8—Cost. The sum and substance of the seven properties set forth above is lowcost. A few reasons for low cost are: 1—No back —No scaffolding. 3—No loss of cement l)y seepage or —No allowance for —No nuiintenauce, 6—No confusion or dirt within the —No forms to be taken down after theconcrete is poured. 8—Minimum dead roof —Reduction in weight of purlins, col-umns, and —Time and labor-saving construction ^—-Efficient utilization of strengtli of materials,l^—Low fire insurance PHILADELPHIA AND GARRETSFOKD RAIUVAY COMPANY, PHILADELPHIA, P\The roof of this sub-station is of Asbestosteel construction. Xote the pleasing effect of the celll^ back-plastermg or .vork o any kind on the underside, all work been done from the top Theefficiency and hght weight of the Asbestosteel slab is evidenced by the wide .spacing of the structural support
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