The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 123
d on the ground toascertain its tensile and compressive strength, and to establish the evennessin grade, and no cement should be used which shows disintegration in theboiling test. The sand must be carefully inspected to see that it is clean andfree from ijnpurities and not too tine—not over 25 per… … Fire H.usc vf RcinforccJ Coiurete. OukUiiul. Cal.Fred Sodcberg, Archilcct The Steel, if not twisted, shall be tested to ascertain if its quality is correct.If twisted, the twist should be measured to ascertain if it has the correctnumber of turns per foot, according to size. Hard, or what is termed…
Architecture · Building
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