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Roadbed pavement structure located on embankment pipeline and construction method
The invention discloses a roadbed and pavement structure located on an embankment pipeline. The structure comprises a surface layer, a base layer, a graded broken stone subbase layer, a composite geomembrane and a roadbed filling layer which are positioned above the embankment pipeline from top to bottom, the surface layer is located on the surface of a road, the base layer is laid below the surface layer, the graded broken stone subbase layer is laid below the base layer, the roadbed filling layer is laid below the graded broken stone subbase layer, the roadbed filling layer is located above an undisturbed soil layer, and the undisturbed soil layer is located above the undisturbed soil layer. A composite geomembrane is laid between the base layer and the graded broken stone subbase layer. According to the method, non-excavation reinforcement measures are adopted for an existing pipeline, the embankment-adjacent area is reinforced through the cement-soil mixing piles, excavation of the embankment foot is avoided, and the foundation strength of the embankment-adjacent pipeline area and the embankment anti-seepage capacity are improved.
本发明公开了一种位于临堤管道上的路基路面结构。它包括自上而下位于临堤管道上方的面层、基层、级配碎石底基层、复合土工膜、路基填土层;所述面层位于道路的表面,所述基层铺设于所述面层下方,所述级配碎石底基层铺设于所述基层下方,所述路基填土层铺筑于所述级配碎石底基层下方,所述路基填土层位于原状土层上方,所述基层与所述级配碎石底基层之间铺设复合土工膜。本发明对现有管道采用非开挖加固措施,采用水泥土搅拌桩对临堤区域进行加固,避免对堤脚开挖,提高临堤管道区域地基强度及堤防防渗能力。
Roadbed pavement structure located on embankment pipeline and construction method
The invention discloses a roadbed and pavement structure located on an embankment pipeline. The structure comprises a surface layer, a base layer, a graded broken stone subbase layer, a composite geomembrane and a roadbed filling layer which are positioned above the embankment pipeline from top to bottom, the surface layer is located on the surface of a road, the base layer is laid below the surface layer, the graded broken stone subbase layer is laid below the base layer, the roadbed filling layer is laid below the graded broken stone subbase layer, the roadbed filling layer is located above an undisturbed soil layer, and the undisturbed soil layer is located above the undisturbed soil layer. A composite geomembrane is laid between the base layer and the graded broken stone subbase layer. According to the method, non-excavation reinforcement measures are adopted for an existing pipeline, the embankment-adjacent area is reinforced through the cement-soil mixing piles, excavation of the embankment foot is avoided, and the foundation strength of the embankment-adjacent pipeline area and the embankment anti-seepage capacity are improved.
本发明公开了一种位于临堤管道上的路基路面结构。它包括自上而下位于临堤管道上方的面层、基层、级配碎石底基层、复合土工膜、路基填土层;所述面层位于道路的表面,所述基层铺设于所述面层下方,所述级配碎石底基层铺设于所述基层下方,所述路基填土层铺筑于所述级配碎石底基层下方,所述路基填土层位于原状土层上方,所述基层与所述级配碎石底基层之间铺设复合土工膜。本发明对现有管道采用非开挖加固措施,采用水泥土搅拌桩对临堤区域进行加固,避免对堤脚开挖,提高临堤管道区域地基强度及堤防防渗能力。
Roadbed pavement structure located on embankment pipeline and construction method
一种位于临堤管道上的路基路面结构及施工方法
YIN ZUCHAO (author) / DING YONGFU (author) / LI LIANG (author) / XIE YIHONG (author) / GAO HONGYAN (author) / LIANG XIAOLONG (author)
2022-03-08
Patent
Electronic Resource
Chinese
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