The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 59
ing to 5%, together with 5% forsuperintendence, are all that are necessarily foreign in expenditure, a totalof about one-fifth. The concrete girder exports 10% for cement, 25% forsteel, and 5% for superintendence, or about twice as much as the arch.Unless the profit on an arch exceeds 20%… … assuiiK-d c(|u;il. And a similar cciiiiparison t<ir steel hridjjes nii!,dit excludethem allojielher. A hridtre that requires an earth coverin.s^ has an advantage in thatthe eartli madway. or gravel, macadam or brick pavement may he ex-tended directly across the structure with n<i break…
Architecture · Building
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
