. Handbook of construction plant, its cost and efficiency. o$ V H § j5 K u KB 3O m3o .So- SB o> O fc-o 0) oo 02 Q a U £ 1% 32x12 400 14 to 21 $1,180 1% 36x14 375 22 to 30 1,550 2 40x16 350 28 to 45 2,030 ,XviGo u 11 11 2 2| 38x30 22,000 15 20 25 30 40 ..10x38 32,800 .. 30 40 50 60 7012x44 48,000 .... 50 70 80 90 Equipment suitable for use with the above crushers is as fol-lows: Screens: One 32xl0 iron frame screen complete. Revo-lutions driving pulley, 55; size driving pulley, 42x8*4; approxi-mate horsepower, 6; weight, 5,900 lbs.; price $490; one 40xl4iron frame screen complete. Revolution
. Handbook of construction plant, its cost and efficiency. o$ V H § j5 K u KB 3O m3o .So- SB o> O fc-o 0) oo 02 Q a U £ 1% 32x12 400 14 to 21 $1,180 1% 36x14 375 22 to 30 1,550 2 40x16 350 28 to 45 2,030 ,XviGo u 11 11 2 2| 38x30 22,000 15 20 25 30 40 ..10x38 32,800 .. 30 40 50 60 7012x44 48,000 .... 50 70 80 90 Equipment suitable for use with the above crushers is as fol-lows: Screens: One 32xl0 iron frame screen complete. Revo-lutions driving pulley, 55; size driving pulley, 42x8*4; approxi-mate horsepower, 6; weight, 5,900 lbs.; price $490; one 40xl4iron frame screen complete. Revolutions driving pulley, 45; sizepulley, 54xll%; approximate horsepower, 10; weight, 9,250pounds; price, $590. 162 HANDBOOK OF CONSTRUCTION PLANT ELEVATORS ,—Buckets—s Weight,Size Gauge Lbs. Price With geared head, 50 centers 13x10 No. 14 4,650 $490 With geared head, 50 centers 16x11 No. 14 5,835 585 Back Gear Driving Connection is an arrangement for drivingthe elevator and screen, particularly used with the smaller sizes,and takes power from the Fig. 74. Geared Elevator, Left-HandDriven. Countershaft. The cost of the iron work for one of these isabout $50. CRUSHERS 163 Breakers suitable for general contracting use have the follow-ing capacities: •*&•£ 3°fl ^2-s-Sg ^ g e^-a& *« ft * ««£ «&t)G bJi dS, fli^fiH^Sf; d)H c ffl Jin g a) _,** o- ftSo^^^^ £-S o t: Q A £ U OQ 0 OfrM « W ft 6x21 6x42 8,400 6 to 12 1% 24 8 450 7 to 12 $600 7x22 7x45 14,480 10 to 20 1% 28 10 425 10 to 16 $800 Equipment for above costs as follows: One 32x14 iron frame screen $420 One No. 3 elevator, 50 centers . 445 One No. 3 back gear drive (iron work only) 40 Mounted crushers (small size only) cost about $350 extra. A portable crushing- and screening- plant consisting of 10x18crusher, 17 ft. folding elevator, 30 inch by 9 ft. revolving screenand a 15-ton portable bin costs $1,575 complete. This plant witha 9x16 crusher costs $1,385 and a 20 horsepower traction engineis
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbuilding, bookyear191
