The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 262
mperxiiius shouhl this ])rocess be repeated after 24 hours. However, insome cases the treatment may ha\e ti> be repeated several times to insuresuccess. A porous wall is cnslly at any jjrice and can scarcely ever lie made sat-isfactory. Reing careful to make good rich concrete, well… … elhods of installing parcorrugated culverts ONE of the serioii.s prob-lems which has to be metl)y municipal and railwayengineers is that of drainage atstreet intersections where thecrowning- is so slight as to af-ford but very little headroom.Any form of constructionwhich cannot bear the stressof…
Architecture · Building
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