Concrete bridges and culverts, for both railroads and highways (1909)
Tyrrell, H. G. (Henry Grattan), b. 1867 · Chicago The M.C. Clarke publishing co. [etc.] · leaf 179
inches at thesprings. Each main span has five concrete-steelarch ribs 30 inches deep at the crown and 7 feet 3inches at the springs, supporting a system of in-terior steel colunjns carrying the tloor beams. Span-drel curtain walls with expansion joints rest uponthe arch rings and are faced with… … REIX FORCED COX CRETE ARCH BRIDGES. 161 Jamestown Exposition Bridge. This bridge was built in 1907 by the United StatesGovernment to connect the outer ends of two piers.It is of reinforced concrete and has a clear spanof 151 feet, with a 20-foot rise. It is 36 feet wideand is for pedestrians only.…
Bridges, Concrete · Culverts
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