Handbook of construction plant, its cost and efficiency (1918)
Dana, Richard Turner, 1876-1928 · New York, McGraw-Hill book company, inc., [etc., etc.] · leaf 277
follows: Ball drills, 7 ft. long, 8 lbs. weight,$2.85 each. TABLE 108—MISCELLANEOUS DRILLS Each Per Doz. i/4-in.x 8-in $0.30 $3.00 %-in.xlO-in 35 3.60 %-in.xl2-in 40 4.00 %-in.xl4-in 45 4.50 34-in.xl6-in 60 6.00 yg-in.xie-in 70 7.20 l-in.xl6-in 75 7.50 Net price for drills is as follows: Stone… … Fig. 95. 273 274 HANDBOOK OF CONSTRUCTION PLANT ELECTRIC GENERATORS An electric light plant with generator driven by a gas engineof special design has the following specifications:Direct connected sets: TABLE 109 S t^ -cc Oh^ +^2 8 350 1 2,200 5% K. W. 80 950 3,925 $ 855 10 350 1 2,600 61/2 K. W.…
Contractors' operations · Building
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