. Concrete bridges and culverts, for both railroads and highways . Tames 0. Hey worth of Chi-cago, contractor. A. J. Hammond, City Engineerof South Bend. Gary, Indiana, Bridg^e. Gary is the home of the new steel companieswhere an entirely new town is being built. Thebridge shown is quite ornamental, and illustratessome possibilities for single spans. The face ofarch and spandrels are paneled, and the wings arecurved to facilitate approach. At either end of thearch are pilasters extending up to the cornice andforming in the balustrade, pedestals for future lampstandards. The bridge spans the Ca
. Concrete bridges and culverts, for both railroads and highways . Tames 0. Hey worth of Chi-cago, contractor. A. J. Hammond, City Engineerof South Bend. Gary, Indiana, Bridg^e. Gary is the home of the new steel companieswhere an entirely new town is being built. Thebridge shown is quite ornamental, and illustratessome possibilities for single spans. The face ofarch and spandrels are paneled, and the wings arecurved to facilitate approach. At either end of thearch are pilasters extending up to the cornice andforming in the balustrade, pedestals for future lampstandards. The bridge spans the Calumet Riverand was built in 1908 by Rudolph S. Blome & Co.,of Chicago. Como Park Foot Bridge, St. Paul. The Como Park Bridge was built in the year1903 for the Twin City Rapid Transit Company tocarry traffic entering Como Park, over the tracksof the street railway company. The bridge has aclear span of 50 feet, a roadw^ay of 15 feet and isbuilt on the Melan sjstem. As a large number ofpassengers leave the cars at the bridge, it was n i^B / II i a ii&^ 164. < 165 166 CONCRETE BRIDGES AND CULVERTS. desirable that the structure should have a neat ap-pearance. In order to avoid form marks on theexposed surfaces the forms were covered with metallath and neatly plastered before placing the con-crete. The length between centers of abutmentpiers is 83 feet, and the total Avidth of arch is 17feet 2 inches. It has a rise of 12 feet 6 inches, andis 10 inches thick at the crown. The length of spanopenings over spandrels and abutments is 12 feet,and the thickness of the skewback piers is 2 are five latticed steel ]\Ielan arch ribs in theconcrete. It was built by William S. Hewitt & Co.,of Minneapolis. George L. Wilson was consultingengineer. Boulder-Faced Bridge, a park at Washington. D. C, there is a boulder-faced arch of rustic design made to conform withthe surroundings. It has a span of 80 feet, a riseof 15 feet, and a clear width of roadway betweenparapets of
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Keywords: ., bookcentury1900, bookdecade1900, bookidconcretebrid, bookyear1909
