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Perpetual and temporary combined drainage system for valley fill roadbed
The invention discloses a valley fill subgrade permanent and temporary combined drainage system which comprises a subgrade layer, a pavement layer is arranged on the subgrade layer, one side of the subgrade layer is provided with a split mounting type drop well used for guiding and draining accumulated water on the pavement layer, and the split mounting type drop well is connected with a combined drainage blind ditch arranged on a subgrade base. The water outlet end of the combined drainage blind ditch is connected with a drainage ditch, and the end point of the drainage ditch is connected into a nearby stream ditch. The combined drainage system is simple in structure and high in operability, drainage of surface accumulated water is achieved through the split mounting type drop well, the combined drainage blind ditch arranged at the low-lying position of the fill roadbed base terrain is combined, the vertical and transverse and longitudinal combined drainage system suitable for any terrain is formed, the drainage performance is good, the overall structure stability is good, and reliability is high; the drainage system can guide and drain catchment water in a field out of the roadbed range in time during construction, construction and drainage interference is avoided, meanwhile, roadbed earth surface seepage water, underground water and the like can be collected and guided and drained out of the roadbed range, water accumulation of a roadbed base is avoided, and the overall stability of the roadbed is improved.
本发明公开了一种沟谷填方路基永临结合排水系统,包括路基层,在路基层上设有路面层,在路基层一侧设有用于引排路面层上积水的拼装式跌水井,拼装式跌水井与设置在路基基底的组合式排水盲沟连接,组合式排水盲沟的出水端与排水沟相连,而排水沟终点接至附近溪沟内。本发明构造简单,可操作性强,通过拼装式跌水井实现地表积水引排,结合设置在填方路基基底地形低洼处的组合式排水盲沟,构成适用于任何地形的竖向及横纵向组合排水系统,排水性能好,整体结构稳定性好,可靠性高;该排水系统能在施工期间将场区汇水及时引排至路基范围外,避免施工与排水干扰,同时可将路基地表渗水、地下水等汇集并引排至路基范围外,避免路基基底积水,增加路基整体稳定性。
Perpetual and temporary combined drainage system for valley fill roadbed
The invention discloses a valley fill subgrade permanent and temporary combined drainage system which comprises a subgrade layer, a pavement layer is arranged on the subgrade layer, one side of the subgrade layer is provided with a split mounting type drop well used for guiding and draining accumulated water on the pavement layer, and the split mounting type drop well is connected with a combined drainage blind ditch arranged on a subgrade base. The water outlet end of the combined drainage blind ditch is connected with a drainage ditch, and the end point of the drainage ditch is connected into a nearby stream ditch. The combined drainage system is simple in structure and high in operability, drainage of surface accumulated water is achieved through the split mounting type drop well, the combined drainage blind ditch arranged at the low-lying position of the fill roadbed base terrain is combined, the vertical and transverse and longitudinal combined drainage system suitable for any terrain is formed, the drainage performance is good, the overall structure stability is good, and reliability is high; the drainage system can guide and drain catchment water in a field out of the roadbed range in time during construction, construction and drainage interference is avoided, meanwhile, roadbed earth surface seepage water, underground water and the like can be collected and guided and drained out of the roadbed range, water accumulation of a roadbed base is avoided, and the overall stability of the roadbed is improved.
本发明公开了一种沟谷填方路基永临结合排水系统,包括路基层,在路基层上设有路面层,在路基层一侧设有用于引排路面层上积水的拼装式跌水井,拼装式跌水井与设置在路基基底的组合式排水盲沟连接,组合式排水盲沟的出水端与排水沟相连,而排水沟终点接至附近溪沟内。本发明构造简单,可操作性强,通过拼装式跌水井实现地表积水引排,结合设置在填方路基基底地形低洼处的组合式排水盲沟,构成适用于任何地形的竖向及横纵向组合排水系统,排水性能好,整体结构稳定性好,可靠性高;该排水系统能在施工期间将场区汇水及时引排至路基范围外,避免施工与排水干扰,同时可将路基地表渗水、地下水等汇集并引排至路基范围外,避免路基基底积水,增加路基整体稳定性。
Perpetual and temporary combined drainage system for valley fill roadbed
一种沟谷填方路基永临结合排水系统
CHEN FANGPING (Autor:in) / PENG XIAOYONG (Autor:in) / ZHANG YUGUANG (Autor:in) / YU RAN (Autor:in) / MA YAN (Autor:in)
03.02.2023
Patent
Elektronische Ressource
Chinesisch
Europäisches Patentamt | 2024
|Europäisches Patentamt | 2020
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