The Technical World Magazine, Volume 17Technical World Company, 1912 |
From inside the book
Results 1-5 of 100
Page 3
... feet long . The falsework consisted of a thousand or two piles , driven deep into the bottom of the Copper River , forty feet below the sur- face . The ice was a solid sheet seven feet thick and it was borne on a twelve - knot current ...
... feet long . The falsework consisted of a thousand or two piles , driven deep into the bottom of the Copper River , forty feet below the sur- face . The ice was a solid sheet seven feet thick and it was borne on a twelve - knot current ...
Page 5
... feet through the river bot- tom to bedrock and there anchored . They were built of solid concrete heavily rein- forced with steel . A row of eighty- pound rails was set a foot apart all around and the whole structure bound together ...
... feet through the river bot- tom to bedrock and there anchored . They were built of solid concrete heavily rein- forced with steel . A row of eighty- pound rails was set a foot apart all around and the whole structure bound together ...
Page 6
... feet long , was completed . Nearly forty feet of towering steel structures a day with a single shift of men , day after day , through the storms and the darkness ! But the second and third spans went faster still . The second of 300 feet ...
... feet long , was completed . Nearly forty feet of towering steel structures a day with a single shift of men , day after day , through the storms and the darkness ! But the second and third spans went faster still . The second of 300 feet ...
Page 11
... feet wide . Night and day this glacier discharges a battery of bergs from its disintegrating face . Often a whole cliffside of ice drops a hundred feet and more into the deep river and the waves it sends to the oppo- site banks are twenty ...
... feet wide . Night and day this glacier discharges a battery of bergs from its disintegrating face . Often a whole cliffside of ice drops a hundred feet and more into the deep river and the waves it sends to the oppo- site banks are twenty ...
Page 13
... feet or more in the air the steelmen had to work in temperature far below zero and under conditions . otherwise most trying . There were delays here and as no materials could be got across the canyon till the bridge was finished , the ...
... feet or more in the air the steelmen had to work in temperature far below zero and under conditions . otherwise most trying . There were delays here and as no materials could be got across the canyon till the bridge was finished , the ...
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acres Alaska American Bering Sea boat boiler bridge building built canal Carey Act carried cent Chicago coal Coatesville concrete construction COPPER RIVER cost crop David Lubin device dollars eggs electric engine experiment farm farmer feet fish fruit give GUTTA PERCHA heat hour hundred Idaho inches irrigation Kansas Keen Kutter land larvæ light living Lubin machine means ment method miles million months motor Oliver Typewriter operation Pacific passed pipe plant POPULAR SCIENCE pounds practical produced profit protection pumping rail railroad river road Sabetha ship shows side sleeping sickness station steam steel Sudan III surface TECHNICAL WORLD MAGAZINE thing thousand tion town track trees trypanosomes tsetse fly Typewriter United vessel wall wheels wire York York City