The stone arch bridge is beautiful in appearance, easy to maintain, and can use local materials. It is economical to build a stone arch bridge with a small span, especially in areas where the stone supply is convenient and the labor price is low. However, the stone arch bridge is a solid heavy structure with limited spanning capacity. The mining, processing, and masonry of the arch stone are not easy to mechanize, requiring more labor and a long construction period, which restricts its development.

After the discussion, I learned more about the characteristics of the stone arch bridges, and at the same time, I also learned about the characteristics of stone carving art and its future development. As its name implies, the stone arch bridge is a bridge made of stone. There are stone beam bridges and stone arch bridges, both of which have a long history. The stone beam bridge in Chinese history includes Luoyang Bridge and Hudu Bridge. Due to the poor bending resistance of stone beams, they can only be used in pedestrian bridges or culverts.

Stone arch bridges have not only made brilliant achievements in history but also played a role in modern railway and highway bridges.
1. The stone arch bridge has a long history and culture, which has a certain historical significance. It records the emergence of the stone arch bridge and the architecture at that time.
2. Stone arch bridges have different shapes and are also distributed in various regions. Through different cultures in different regions, different styles of stone arch bridges and different carving arts are displayed.

3. It is understood that the stone arch bridge is a traditional bridge in China and records different historical deeds. Stone arch bridges cover the whole land of mountains and rivers, with more economic and cultural characteristics, showing a long history and culture. So up to now, its existence has been an important work of art. One shows the art of stone carving, and the other shows the works used by stone arch bridges. It also brings more convenience to life.

4. Through investigation, it is found that although the stone arch bridge appeared late, it will surprise people and developed more rapidly since its appearance. It shows the beautiful scenery at that time. The simple decoration on it, coupled with the surrounding scenery, can already show the beauty of the stone arch bridge.

The stone arch bridge is one of the four basic forms of traditional bridges in China. The system of stone arch bridges is diverse. All stone arch bridges have stone railings or balustrades, which play the role of decoration and protection.