Addresses Delivered at the Triennial Celebration ..., Volumes 18-231879 |
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Page 29
... cost of one day's work Amount of excavation per day is about 200 yards , making the cost per yard about twelve cents . Second , when a steam derrick is used , we should have approxi- mately : 2.00 · $ 23.75 Six men digging at $ 1.75 per ...
... cost of one day's work Amount of excavation per day is about 200 yards , making the cost per yard about twelve cents . Second , when a steam derrick is used , we should have approxi- mately : 2.00 · $ 23.75 Six men digging at $ 1.75 per ...
Page 101
... cost of handling work in any given case with a crane or by unassisted manual labor , since the exact expenses of doing such work are rarely noted by the parties interested . More- over , no exact line of definition can be drawn , since ...
... cost of handling work in any given case with a crane or by unassisted manual labor , since the exact expenses of doing such work are rarely noted by the parties interested . More- over , no exact line of definition can be drawn , since ...
Page 27
... cost of one wire by itself is vastly larger than where many are run together , the cost of the pipe and for laying being not much greater for fifty wires than for one , and the cost of single - wire cables being greater per mile of wire ...
... cost of one wire by itself is vastly larger than where many are run together , the cost of the pipe and for laying being not much greater for fifty wires than for one , and the cost of single - wire cables being greater per mile of wire ...
Contents
SUBJECT | 4 |
Discussion on the paper presented at | 11 |
A WELLINGTON | 55 |
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acid alizarine amount angle aniline apparatus ARTS was held boiler Boston bridge building canal cent channel cholera circuit color columns connected construction cost cotton cylinder deflection diameter dynamometer Edward Atkinson effect electric engine experiments feet fibre fire glass harbor heat inches increased Institute instrument introduced invention iron Komotau lactic acid lamps length light load machine manufacture material measure meeting metal method miles mill minutes Mystic River naphtha Nicaragua obtained pass pintle pipe plates pounds practical present President pressure produced Prof Professor Rogers pulley pump railway signals rest revolutions per minute River roof Sectional area sewage sewers shown side signal SOCIETY OF ARTS sprinklers square inch steam steam engine steel strength surface temperature tests tion train tube upper harbor valve vessel vibration weight WHITE OAK wire yellow pine