Chicago : Engineering and Contracting Pub. Co. · leaf 705
690 ENGINEERING & CONTRACTING Vol. XXXVI. Xo. 26. by a 54-in. cast iron pipe with a fall of 3.06ft. in 60 ft. It discharges into a cushion, Fig.7, 25 ft. long, and 5 ft. deep below the ditchbottom, the upper part having sides sloping to Per Materials: Total, cu. yd. 513 cu. yds. sand at $4.80 $… … Fig. 5—View and Details of Concrete Lined Chute. conform with the shape of the ditch; 560 ft.of 4-in. tile drain pipe laid 12 ins. under-neath the concrete takes care of the seepagewater. The cost of the chute and crossingwas as follows, not including the cast iron 698 sacks cement at $2.10 per…
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