Qijiehe River
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22-Tiangu natural bridge
Timer：2024-05-08
It is located in the downstream of Zhijin natural bridge group, and the corroded morphologies,such as pothole, dissolution pore, ceiling pocket and current ripple at the cave wall and ceiling of its arch pore are very common; whereas, in the northeast side of arch pore, several waterfalls are developing. On both sides of the bridge are Dacaokou Tiankeng and Xiaocaokou Tiankeng. This bridge is the most ornamental natural bridge among Zhijin natural bridge group.
Main development parameters of Tiangu natural bridge
| Name of natural bridge | Development position | Height of bridge (m) | Deck thickness (m) | Height of arch pore (m) | Span of arch pore (m) | Deck width (m) | Bridge arch structure | Development layer position | Type |
| Tiangu | At rear of Dacaokou Gorge | 67 | 70 | 137 | 90 | 65 | Single pore | Lower layer | Huge |
