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Szukana fraza: [Abstrakt = "The structure of the five\-span road bridge over Miedzianka river and railroad tracks in kilometer 1\+736 of voivodeship road 354 includes among others four spans from 16\- span bridge built in 1892 for secondary railway Wriezen\- Zäckerick\-Alt Rüdnitz. Fifth span of the road bridge was built with prestressed Kujan beams. Nowadays the bridge was reconstructed \(replacement of the concrete deck\) and reinforced \(external prestressing of bottom chords of the truss girders and application of a third chord\), implementing appropriate strengthening of its spans and piers up to B load class, after foregoing calculation and determination of steel grade and strength.Słowa kluczowe"]

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