VAN NOSTRAND'S ENGINEERING MAGAZINE. 316 recommended by Molesworth [P. B. 17]. / 3s x cot. ?/=V-r— .tan. jr sin. go, The second is doubled sufficient. The " r dm y 1/ calculations as will be seen are neither I / S X II I ?i = 4/;q— • tan ^tan.^cos.co/ laborious nor complex. t r 3»i 2 2 and f 2g + l… … (10.1) which gives 12. EXAMPLE. 6mnz It is required to, design an upright tan. 2^x sin. 2w [cot. to — 3w] rectangular retaining wall to sustain a mass of earth of practically indefinite Thus using the example of (12) we have extent whose natural slope is 3:2, surface cot. oj 4,5107 slope 12°30',…
Engineering
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