The Guandu Bridge (Chinese: 關渡大橋; Pe̍h-ōe-jī: Koan To Toa Kio) is a bridge spanning the Tamsui River, Taiwan, which links Bali and Tamsui of New Taipei City with Beitou, Taipei City. The bridge is an 165 meters long through arch bridge designed by Tung-Yen Lin. It completed in 1983 and now carries the Provincial Highway No. 15.