Laotun Bridge

Laotun Bridge

Laotun Bridge is a cultural relic protection unit of Wanshan District.

Laotun Bridge is located to the east of Laotun Village Group, Yutang Village, Yutang Township. It was first built in the 16th year of the Qianlong reign (1742) and donated by local gentry and residents led by Li Qiují. The lintel stone bears the construction date. The main bridge runs north–south across a small stream, is a single-arch stone bridge, measuring 11 meters long, 3.4 meters wide, with a clear span of 4.8 meters and a rise of 2.5 meters. The approach bridge is located 20 meters north of the main bridge, measuring 3 meters long, 1.2 meters wide, with a clear span of 1.5 meters and a rise of 1.8 meters. Laotun Bridge was a strategic point on the ancient trade route between Daping and Niuchangpo. It is the earliest recorded stone arch bridge in Tongren.

Yutang Village: Yutang Village is located in the southwest of Wanshan District, bordering Niuchangpo Village to the east, and adjacent to Niuchangpo and Dalong villages to the southeast and southwest respectively, while lying next to Daqitun and Wenji villages to the west. It covers a total area of 17 square kilometers. The area lies between 108°57′–109°06′ east longitude and 27°26′–27°39′ north latitude.

The highest elevation in Yutang Village is 975 meters, and the lowest is 320 meters. The terrain includes mountains, hills, and river terraces, featuring a typical karst landscape that is environmentally fragile.

Yutang Village has a mid-subtropical monsoon humid climate. The village details++