Guangzhou's first mega-diameter shield tunnel, the Haizhuwan Tunnel, opened to traffic on Wednesday, marking a major milestone in the city's infrastructure and enhancing connectivity across the Guangdong-Hong Kong-Macao Greater Bay Area. Spanning 4.35 kilometers with six lanes and a design speed limit of 60 kilometers per hour, the tunnel connects downtown Guangzhou, capital of south China's Guangdong Province, with Guangzhou South Railway Station, cutting travel time between the two from over 3

The historic 6th Street Bridge at Shoal Creek now has new lighting underneath in the tunnel in hopes of making the trail safer. The bridge is older than the Texas State Capitol building and is listed in the National Register of Historic Places. More details are on KXAN.com | KXAN News