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Mountainous area assembly type cantilever composite roadbed structure and construction method
The invention provides a mountainous area assembly type cantilever composite roadbed structure and a construction method, the roadbed structure comprises: stand columns arranged on a reinforced concrete foundation in contact with a rock-soil body by cast-in-place construction, the interval between every two stand columns being 8 m; the outrigger is arranged on the upper portion of the stand column and connected with the stand column through bolts; the cantilever beam is anchored in the side slope by adopting an anchor rod; outer longitudinal beams are arranged on the outriggers; a soil retaining plate foundation, a soil retaining plate, a cast-in-place built-in foundation and an inner longitudinal beam are arranged on the side slope; prefabricated reinforced concrete hollow prefabricated plates are laid on the longitudinal beams, and an outer side pavement bearing structure is formed. In the invention, the relative construction difficulty of the structures such as the upright post, the built-in foundation and the inner longitudinal beam is relatively low, and fabricated members or cast-in-place members can be selectively adopted according to implementation conditions. Compared with a common overhanging roadbed structure, the overhanging roadbed structure has the advantages of being high in safety, high in durability, good in environmental protection property, good in economic benefit, high in construction efficiency, low in construction difficulty and the like.
本发明提供了一种山区装配式悬挑复合路基结构及施工方法,路基结构包括:立柱,采用现浇施工设置在与岩土体接触的钢筋混凝土基础上,各立柱之间间隔设置为8m;挑梁,设置在立柱上部,采用螺栓与立柱连接;挑梁采用锚杆锚固在边坡内;挑梁上设外纵梁;边坡上设挡土板基础和挡土板、现浇嵌固基础和内纵梁;纵梁上铺设预制钢筋混凝土空心预制板,形成外侧铺装承重结构。在本发明中,立柱、嵌固基础、内纵梁等结构相对施工难度较低,可根据实施条件选择性采用装配式构件或现浇构件。本发明与普通悬挑路基结构相比,具有安全性高、耐久性强、环保性好、经济效益好、施工效率高和施工难度低等优点。
Mountainous area assembly type cantilever composite roadbed structure and construction method
The invention provides a mountainous area assembly type cantilever composite roadbed structure and a construction method, the roadbed structure comprises: stand columns arranged on a reinforced concrete foundation in contact with a rock-soil body by cast-in-place construction, the interval between every two stand columns being 8 m; the outrigger is arranged on the upper portion of the stand column and connected with the stand column through bolts; the cantilever beam is anchored in the side slope by adopting an anchor rod; outer longitudinal beams are arranged on the outriggers; a soil retaining plate foundation, a soil retaining plate, a cast-in-place built-in foundation and an inner longitudinal beam are arranged on the side slope; prefabricated reinforced concrete hollow prefabricated plates are laid on the longitudinal beams, and an outer side pavement bearing structure is formed. In the invention, the relative construction difficulty of the structures such as the upright post, the built-in foundation and the inner longitudinal beam is relatively low, and fabricated members or cast-in-place members can be selectively adopted according to implementation conditions. Compared with a common overhanging roadbed structure, the overhanging roadbed structure has the advantages of being high in safety, high in durability, good in environmental protection property, good in economic benefit, high in construction efficiency, low in construction difficulty and the like.
本发明提供了一种山区装配式悬挑复合路基结构及施工方法,路基结构包括:立柱,采用现浇施工设置在与岩土体接触的钢筋混凝土基础上,各立柱之间间隔设置为8m;挑梁,设置在立柱上部,采用螺栓与立柱连接;挑梁采用锚杆锚固在边坡内;挑梁上设外纵梁;边坡上设挡土板基础和挡土板、现浇嵌固基础和内纵梁;纵梁上铺设预制钢筋混凝土空心预制板,形成外侧铺装承重结构。在本发明中,立柱、嵌固基础、内纵梁等结构相对施工难度较低,可根据实施条件选择性采用装配式构件或现浇构件。本发明与普通悬挑路基结构相比,具有安全性高、耐久性强、环保性好、经济效益好、施工效率高和施工难度低等优点。
Mountainous area assembly type cantilever composite roadbed structure and construction method
一种山区装配式悬挑复合路基结构及施工方法
LI GONGCHANG (Autor:in) / TAN FEI (Autor:in) / LI HAO (Autor:in) / TANG RUI (Autor:in) / YOU MINGLONG (Autor:in) / SHENG DANJIE (Autor:in) / DAI SHENGQING (Autor:in) / WANG KAI (Autor:in) / QIAN CHENG (Autor:in)
30.05.2023
Patent
Elektronische Ressource
Chinesisch
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