A grand bridge connecting Kaiyang City with Weng'an City in southwestern China's Guiyang Province is expected to open by the end of this year. /CFP

The Kaizhou Lake Grand Bridge is 1,257 meters long with a main span of 1,100 meters. /CFP

The bridge is part of the Weng'an-Kaiyang expressway. /CFP

Once completed, it will shorten the travel time between the two cities to only 46 minutes from a previous 2 hours and 46 minutes. /CFP