. Water & sewage works . kee, Wis., built entirely of concretereinforced according to Kahn system ofreinforcement. It is 216 feet long and 14feet wide. The abutments are 14 feet wide, 9 feetdeep and run back into the earth 16 are constructed of concrete propor-tioned 1 part cement, 3/^ parts sand and7 parts stone and are reinforced with %-inch round rods placed in the back andspaced 12 inches c. c. parallel walls upon footings 18 incheswide. On the tops of these walls isplaced a solid concrete railing. Betweenthese walls is placed an earth fill. There is 118 feet between the face oft
. Water & sewage works . kee, Wis., built entirely of concretereinforced according to Kahn system ofreinforcement. It is 216 feet long and 14feet wide. The abutments are 14 feet wide, 9 feetdeep and run back into the earth 16 are constructed of concrete propor-tioned 1 part cement, 3/^ parts sand and7 parts stone and are reinforced with %-inch round rods placed in the back andspaced 12 inches c. c. parallel walls upon footings 18 incheswide. On the tops of these walls isplaced a solid concrete railing. Betweenthese walls is placed an earth fill. There is 118 feet between the face ofthe abutments, which is spanned overwith two arch ribs with a spring of 18feet. These ribs are 12 inches wide andhave a depth of 5 feet at the are constructed of concrete propor-tioned 1 part cement, 2 parts sand and 3parts stone and are reinforced with Kahnbars. The reinforcement carrying thebridge is 4 Kahn bars 1 by 3 inches madecontinuous and spliced with of these bars are placed in the bot-. LAKK IAKK UICIDGE, Milwaukee, Wis. The bridge approach is constructedwith 12-inch walls. Running back fromthe face of the abutments 20 feet theyare built in an octagon shape and fromthere they run back, parallel with eachother, 28 feet. These walls are 12 feetapart and are brought up from the abut-ments to within 6 feet of the grade by aseries of steps. The octagon walls restupon footings 24 inches wide and the torn of the ribs and two are inverted andfollow the arch 4 feet 2 inches from thebars in the bottom. In order to make thebridge as light as possible, two openingshave been placed in each of the deepparts of the ribs near the openings are placed so that upperand lower beams are formed. The loweris the above mentioned beam; the upperbeam is really four beams, one over each. July 54 MUNICIPAL ENGINEERING opening. The beam over the openingnearer the crown is reinforced with twoKahn bars 1 by 3 inches and in the beamover the opening neare
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectsewerage, bookyear191
