Engineering and Contracting . nien at $ per day Incidentals Total cost per day $ Following is the total cost of the above mentionedgrading of the State Highway between Tormey andEckley: Horses. 8,753 days at $ per day $10, Equipment, 1,842 days at 25 ct. per day 460,50 Driver labor, days at $ per day 4,605 00 Steam shovel, 104 days at $50 per day 5,200 00 Foreman, 120 days at $5 per day 600 00 Timekeeper, 4 jnonths at $75 ner month 300 00 Muckers and slopers, 500 days at $ per dav 1 125 00 Muckers, slopers, etc., 212 days at $ per day Purch
Engineering and Contracting . nien at $ per day Incidentals Total cost per day $ Following is the total cost of the above mentionedgrading of the State Highway between Tormey andEckley: Horses. 8,753 days at $ per day $10, Equipment, 1,842 days at 25 ct. per day 460,50 Driver labor, days at $ per day 4,605 00 Steam shovel, 104 days at $50 per day 5,200 00 Foreman, 120 days at $5 per day 600 00 Timekeeper, 4 jnonths at $75 ner month 300 00 Muckers and slopers, 500 days at $ per dav 1 125 00 Muckers, slopers, etc., 212 days at $ per day Purchases (picks, shovels,-lanterns, oils, etc.) 182 60 Insurance Total cost $24, Cost per cu. yd $ DRAG LINE BACKFILLING MACHINE WORK INHEAVY CLAY. Contributed by Alvin C. Vogt. Norwood Park. 111. The illustration shows one of three backfilling ma-chines working on sewer work in Norwood Park, 111. Thetrenches are 24 in. to 36 in. wide in stiflf clay and thebackfilling is heavy work. The machine is operated by. Trench Backfiller Working in Heavy Clay. two men, is self-propelling, and has a gasolineengine. The operating cost has been $10 per day and theaverage cut has been 600 ft. of 10 to 16-ft. trench perday. The backfiller is made by the F. C. Austin Drain-age Excavator Co., Chicago, 111. ENGINEERINGAND CONTRACTING LAND DRAINAGE PROJECT IN FLORIDA. The state of Florida offers an excellent field for thedrainage contractor. At present more than 2,000,000acres of land are either being drained or projects for theirdrainage are in contemplation. This is exclusive of thegreat Everglades reclamation development, which is prob-ably the largest single undertaking of the kind in thiscountry. The cost of drainage in Florida for main and lateralvaries ordinarily from $3 to $4 per acre as a siinimum toa maximum of $7 to $8 per acre. The operations in gen-eral may be carried out by three different methods. Thedevelopment may be as an individual or private enter-prise
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