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1工程概况商界高速殷家湾隧道按高速公路双向六车道设计,设计速度100km/h,净宽14.5m,净高7.95m,建筑界限高度5.0m。隧道起讫里程为:左线K187+043～K187+287,右线SK187+020～SK187+287。属分离式隧道。位于太吉河镇殷家湾村西侧,为穿越丹江右岸周家谭村到殷家湾村之间的一单脊山梁的延伸端的隧道。
1 Project Overview The business high-speed Yinjiawan tunnel is designed in bidirectional six-lane expressway with a design speed of 100km / h, a net width of 14.5m, a net height of 7.95m and a building height limit of 5.0m. Tunnel starting and ending mileage: left K187 + 043 ~ K187 +287, right SK187 +2020 ~ SK187 +287. Is a separate tunnel. It is located at the west side of Yinjiawan Village in Taijihe Town and is the tunnel through the extension of a single ridge ridge between Zhoujia Tan Village and Yinjiawan Village on the right bank of Danjiang River.