SFRC bridge deck pavement structure

The utility mode relates to a SFRC bridge deck pavement structure has solved the existence of current concrete bridge deck pavement and has appeared the problem that the crack influences traffic safety too early. The bridge girders up end is provided with SFRC concrete layer, be provided with U type...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WANG WENGUANG, GAO CHANG, WANG XUEJUN, WANG DONG, PING JINGFANG, ZHU HONGLIANG, ZHAO JIANBANG, CHANG FUKUAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility mode relates to a SFRC bridge deck pavement structure has solved the existence of current concrete bridge deck pavement and has appeared the problem that the crack influences traffic safety too early. The bridge girders up end is provided with SFRC concrete layer, be provided with U type pre -embedded anchoring reinforcing bar between bridge girders and the SFRC concrete layer, the lower extreme of U type pre -embedded anchoring reinforcing bar all is provided with horizontal anchor reinforcing bar, be provided with the cold rolled reinforcing bar welded mesh in the SFRC concrete layer, the SFRC concrete layer upper surface is provided with the SBS high -polymer modified emulsified asphalt waterproof layer, is SBS high -polymer modified emulsified asphalt waterproof layer upper surface provided with fine -grain AC 13SBS modified asphalt concrete layer. The utility model discloses the thickness of mating formation reducible 30% 50%, stronger anti -impact has moreover, prolonged the life of bridge f