新疆小乌高速杏花村隧道

连霍高速公路新疆小草湖至乌鲁木齐段改扩建项目为双向八车道设计，其中杏花村1号和2号隧道单洞总长度3390米，为双向八车道（单洞四车道）超大断面公路隧道，隧道开挖断面面积达142.41平方米，大部分围岩等级为Ⅳ、V级。

The reconstruction and extension project of Xinjiang Xiaocaohu-Urumqi section of Lianyungang-Huoerguosi Expressway is designed with a bidirectional eight-lane. The total length of single tunnel of Xinghuacun No.1 and No.2 is 3390m, which are highway tunnels designed in a bidirectional eight-lane (four-lane for a single hole) with super-large section. The excavation area of the tunnel reaches 142.41m2, and most of the surrounding rocks are grades IV and V.