A method for improving the salt-damaged soil of deicing agent in the middle of a highway
A soil improvement and snow melting agent technology, applied in the restoration of polluted soil and other directions, can solve the problems of structural bearing capacity decline, steel cracking, corrosion steel and other problems, and achieve the effects of preventing secondary salinization, convenient operation and simple construction.
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[0030] A method for improving salt-damaged soil with snowmelting agents in the middle zone of the highway. The middle zone is divided into several identical soil improvement units along the front and rear directions of the road. The length of each soil improvement unit is 100 meters. Figure 1~3 As shown, the improvement process of each soil improvement unit includes the following steps:
[0031] (1) Setting of the salt discharge pond 13: dig the salt discharge pond 13 at the center of the soil improvement unit; The tooth 6 is about 10 centimeters, and the length of the salt discharge pool 13 along the front and rear directions is 0.5 meters;
[0032] (2) Buried infiltration pipe 8 and drainage pipe: two water inlets 5 are set on the front and rear sides of the salt discharge tank 13, and the two water inlets 5 are respectively located on the left and right sides of the soil in the middle zone. The distance between the axial center line of 5 and the salt discharge tank 13 is ...
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