Grouting Reinforcement of Large Building Foundation over Old Gob Areas: A Case Study in Huaibei Mining Area, China

Figure 6

Profile map of apparent resistivity contours of Transient Electromagnetic Geophysical Exploration: (a) 1080 survey line; (b) 1160 survey line; (c) 1240 survey line; (d) 1320 survey line.

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(b)

(c)

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