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Tunnel transverse ditch construction method
The invention belongs to the technical field of tunnel construction, and particularly provides a tunnel transverse ditch construction method which comprises the steps that a transverse ditch is excavated in a to-be-poured area of the bottom face of a tunnel, and the transverse ditch is perpendicular to the extending direction of the tunnel; a notch is reserved in the upper end of the transverse groove, and the notch extends in the length direction of the transverse groove; a baffle is laid in the notch, and the upper end of the baffle blocks the upper end opening of the transverse ditch; the upper surface of the baffle is higher than the bottom surface of the tunnel by a set size; pouring concrete on the bottom surface of the construction tunnel to form a road layer; chiseling off the road layer above the baffle to expose the baffle; and removing the baffle plate to expose the transverse groove. And after the transverse ditch is exposed, concrete grout is smeared on the inner surface of the transverse ditch. And after the transverse groove is exposed, the structural strength of the groove opening is enhanced by smearing concrete grout. And after the notch is reinforced by concrete grout, the notch is filled with a grating plate. And after the transverse ditch is excavated, a water tank is excavated in the bottom face of the tunnel.
本申请属于隧道施工技术领域,具体提供了一种隧道横截沟施工方法,在隧道底面待浇筑区域开挖横截沟,横截沟垂直于隧道的延伸方向;在横截沟上端预留槽口,所述槽口沿所述横截沟的长度方向延伸;在槽口中铺设挡板,挡板的上端封堵横截沟的上端开口;并使得挡板的上表面高出隧道的底面设定尺寸;混凝土浇筑施工隧道的底面,以形成道路层;凿除挡板上方的道路层,以暴露挡板;拆除挡板,以暴露横截沟。在横截沟暴露后通过混凝土浆液涂抹横截沟内表面。在横截沟暴露后通过涂抹混凝土浆液加固槽口的结构强度。在槽口利用混凝土浆液加固完毕后,在槽口处填充格栅板。在开挖横截沟之后,在隧道的底面处开挖水槽。
Tunnel transverse ditch construction method
The invention belongs to the technical field of tunnel construction, and particularly provides a tunnel transverse ditch construction method which comprises the steps that a transverse ditch is excavated in a to-be-poured area of the bottom face of a tunnel, and the transverse ditch is perpendicular to the extending direction of the tunnel; a notch is reserved in the upper end of the transverse groove, and the notch extends in the length direction of the transverse groove; a baffle is laid in the notch, and the upper end of the baffle blocks the upper end opening of the transverse ditch; the upper surface of the baffle is higher than the bottom surface of the tunnel by a set size; pouring concrete on the bottom surface of the construction tunnel to form a road layer; chiseling off the road layer above the baffle to expose the baffle; and removing the baffle plate to expose the transverse groove. And after the transverse ditch is exposed, concrete grout is smeared on the inner surface of the transverse ditch. And after the transverse groove is exposed, the structural strength of the groove opening is enhanced by smearing concrete grout. And after the notch is reinforced by concrete grout, the notch is filled with a grating plate. And after the transverse ditch is excavated, a water tank is excavated in the bottom face of the tunnel.
本申请属于隧道施工技术领域,具体提供了一种隧道横截沟施工方法,在隧道底面待浇筑区域开挖横截沟,横截沟垂直于隧道的延伸方向;在横截沟上端预留槽口,所述槽口沿所述横截沟的长度方向延伸;在槽口中铺设挡板,挡板的上端封堵横截沟的上端开口;并使得挡板的上表面高出隧道的底面设定尺寸;混凝土浇筑施工隧道的底面,以形成道路层;凿除挡板上方的道路层,以暴露挡板;拆除挡板,以暴露横截沟。在横截沟暴露后通过混凝土浆液涂抹横截沟内表面。在横截沟暴露后通过涂抹混凝土浆液加固槽口的结构强度。在槽口利用混凝土浆液加固完毕后,在槽口处填充格栅板。在开挖横截沟之后,在隧道的底面处开挖水槽。
Tunnel transverse ditch construction method
一种隧道横截沟施工方法
YUAN CHUANPENG (Autor:in) / LI BO (Autor:in) / QIU XIAO (Autor:in) / ZHANG XIN (Autor:in) / ZHANG YIPENG (Autor:in) / ZHOU SHENGCHEN (Autor:in) / SHANG GUANGRUI (Autor:in)
23.05.2023
Patent
Elektronische Ressource
Chinesisch
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