The construction labor force mainly comes from the voluntary investment of residents. The bridge is a large-scale reinforced concrete double-curved arch bridge, with a total length of1.250m and a main span of 2 1, in which the main span is 17, with a maximum width of 76m and a clear width of 20m, in which the carriageway is1.4m and sidewalks on both sides are 3m.. * * * Pier 18, there is a branch bridge on Orange Island, which is 282 meters long and 8 meters wide. The pier of the bridge is poured with concrete, and the pier of the small bridge is embedded with flaky.