Tunnel pavement longitudinal crack reinforcing treatment construction method
A technology of longitudinal cracks and construction methods, applied in the directions of roads, roads, road construction reinforcements, etc., can solve problems such as tunnel pavement cracking, and achieve the effect of preventing further expansion and ensuring safety.
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[0020]Example 1
[0021]Combinefigure 1 The cross-sectional view of the tunnel treatment shows the cable trough 1, the lock foot anchor pipe 2, the road surface 3, the micro steel pipe pile 4, and the I-steel 5. The I-beam 5 is connected to the formed steel frame by channel steel 6, I-beam 7 and expansion bolts 8 and anchored to the secondary lining structure.
[0022]Combinefigure 2 The layout of the tunnel grouting pipe and steel arch frame shows the micro steel pipe pile 4, the I-beam 5, the channel steel 6, and the I-beam 7, and the micro steel pipe pile 4 is connected to the I-beam 5 by welding.
[0023]Combineimage 3 A schematic diagram of the joint between the channel steel and the transverse I-steel shows the I-steel 5, the channel steel 6, and the expansion bolt 8, and the I-steel 5 is connected to the channel steel 6 by welding.
[0024]CombineFigure 4A schematic diagram of the horizontal and vertical I-beam joints, showing I-beam 5 and I-beam 7. The I-beam 7 is connected to the I-bea...
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