Table 3 The length data and L-ASR of castles of the Ming Great Wall in Qinghai Province
Castle number | Circumference length (CL) | Remaining length (RL) | Remaining length ratio (RLR) | Linear absent section ratio (L-ASR) | Conservation status |
|---|---|---|---|---|---|
1 | 418.00 | 149.40 | 35.74% | 64.26% | P |
2 | 68.00 | 32.50 | 47.79% | 52.21% | P |
3 | 400.00 | 305.80 | 76.45% | 23.55% | G |
4 | 82.20 | 20.40 | 24.82% | 75.18% | VP |
5 | 59.20 | 0.00 | 0.00% | 100.00% | VP |
6 | 294.00 | 235.00 | 79.93% | 20.07% | G |
7 | 188.00 | 86.35 | 45.93% | 54.07% | P |
8 | 134.00 | 18.00 | 13.43% | 86.57% | VP |
9 | 108.00 | 69.90 | 64.72% | 35.28% | F |
10 | 180.00 | 22.30 | 12.39% | 87.61% | VP |
11 | 182.00 | 48.40 | 26.59% | 73.41% | P |
12 | 220.00 | 7.50 | 3.41% | 96.59% | VP |
13 | 240.00 | 34.90 | 14.54% | 85.46% | VP |
14 | 315.00 | 9.93 | 3.15% | 96.85% | VP |
15 | 1572.00 | 465.25 | 29.60% | 70.40% | P |
16 | 542.00 | 114.00 | 21.03% | 78.97% | VP |
17 | 287.20 | 241.60 | 84.12% | 15.88% | G |
18 | 267.00 | 235.10 | 88.05% | 11.95% | G |
19 | 340.00 | 245.50 | 72.21% | 27.79% | F |
20 | 658.00 | 361.50 | 54.94% | 45.06% | F |
21 | 297.00 | 247.10 | 83.20% | 16.80% | G |
22 | 243.00 | 185.40 | 76.30% | 23.70% | G |
23 | 245.00 | 81.80 | 33.39% | 66.61% | P |
24 | 465.00 | 380.70 | 81.87% | 18.13% | G |
25 | 799.00 | 396.50 | 49.62% | 50.38% | P |
26 | 228.00 | 77.50 | 33.99% | 66.01% | P |
27 | 724.00 | 157.80 | 21.80% | 78.20% | VP |
28 | 166.00 | 102.30 | 61.63% | 38.37% | F |
29 | 952.00 | 151.80 | 15.95% | 84.05% | VP |
30 | 80.00 | 3.10 | 3.88% | 96.13% | VP |
31 | 66.00 | 8.00 | 12.12% | 87.88% | VP |
32 | 104.00 | 89.30 | 85.87% | 14.13% | G |
33 | 446.00 | 229.00 | 51.35% | 48.65% | F |
34 | 355.00 | 250.40 | 70.54% | 29.46% | F |
35 | 752.00 | 659.20 | 87.66% | 12.34% | G |
36 | 148.00 | 109.20 | 73.78% | 26.22% | F |
37 | 324.00 | 232.60 | 71.79% | 28.21% | F |
38 | 1320.00 | 126.70 | 9.60% | 90.40% | VP |
39 | 1100.00 | 7.00 | 0.64% | 99.36% | VP |
40 | 1093.00 | 470.67 | 43.06% | 56.94% | P |
41 | 1006.00 | 572.50 | 56.91% | 43.09% | F |
42 | 744.00 | 280.00 | 37.63% | 62.37% | P |
43 | / | 22.00 | / | / | / |
44 | 744.00 | 53.30 | 7.16% | 92.84% | VP |
45 | 4500.00 | 296.70 | 6.59% | 93.41% | VP |
46 | 2040.00 | 1531.60 | 75.08% | 24.92% | G |