Handbook of construction plant, its cost and efficiency (1918)
Dana, Richard Turner, 1876-1928 · New York, McGraw-Hill book company, inc., [etc., etc.] · leaf 115
fe of eighty to ninety daysand after being removed was used on small derricks, etc. The Iiidg-erwood Hig-h Speed Cableway. With long spans, thetime required to move the carriage along the cable at speedsup to 600 or 800 ft, per minute made horizontal transporta-tion a large item in the cost of… … Fig. 44. Sewer Cableway. 112 HANDBOOK OF CONSTRUCTION PLANT position on the cable. The effect of impact being somewhatproportional to the square of the speed of the moving load,the necessity for radical changes in equipment that wouldmeet an increase in running speed of two hundred per cent…
Contractors' operations · Building
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
