Damage Evaluation of the Paving around Manholes under Vehicle Dynamic Load
Table 2
Settlement of manholes and changes of road longitudinal slope.
Investigation item
Damage number
Tianchen
Jingshidong
Up point
Down point
Up point
Down point
Settlement
0–5 mm
62
59
54
49
5–10 mm
11
13
11
15
10–15 mm
2
3
1
4
15–20 mm
5
2
7
8
>20 mm
0
3
7
4
−3%–−1%
0
7
−1%–0%
77
32
0%–1%
3
31
1%–2%
0
10
>2%
0
0
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