Workers paint the Yingpan Road tunnel for maintenance in Changsha, central China's Hunan Province, Aug. 14, 2022.
The 8.5-km-long Yingpan Road tunnel is the first tunnel across the Xiangjiang River. Workers carry out the routine maintenance of the tunnel from midnight to 6 a.m. every weekend to ensure safe travel for citizens. (Xinhua/Chen Zhenhai)
A worker paints the Yingpan Road tunnel for maintenance in Changsha, central China's Hunan Province, Aug. 14, 2022.
The 8.5-km-long Yingpan Road tunnel is the first tunnel across the Xiangjiang River. Workers carry out the routine maintenance of the tunnel from midnight to 6 a.m. every weekend to ensure safe travel for citizens. (Xinhua/Chen Zhenhai)
Workers clean up inside Yingpan Road tunnel in Changsha, central China's Hunan Province, Aug. 14, 2022.
The 8.5-km-long Yingpan Road tunnel is the first tunnel across the Xiangjiang River. Workers carry out the routine maintenance of the tunnel from midnight to 6 a.m. every weekend to ensure safe travel for citizens. (Xinhua/Chen Zhenhai)
Workers conduct the maintenance of Yingpan Road tunnel in Changsha, central China's Hunan Province, Aug. 14, 2022.
The 8.5-km-long Yingpan Road tunnel is the first tunnel across the Xiangjiang River. Workers carry out the routine maintenance of the tunnel from midnight to 6 a.m. every weekend to ensure safe travel for citizens. (Xinhua/Chen Zhenhai)