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福建鹤上隧道位于福州长乐市鹤上镇,是福建省门第一路——福州长乐国际机场高速公路的重要构造物。该隧道是目前国内罕见的、福建省内首座大跨度小净距三车道双线景观公路隧道。其最大开挖跨度为16.692m,中夹岩净宽为5.66m。鹤上隧道按高速公路平丘区标准设计,单洞长450m,其中明洞长度进口段20m,出口段45m,纵坡为-2.5%。隧道断面设计为三心园曲墙,隧道均位
Fujian Heshang Tunnel is located in Crane Town, Changle City, Fuzhou, Fujian Province is the first door - Fuzhou Changle International Airport Expressway important structures. The tunnel is currently rare in China, the first large-span small-span three-lane two-lane landscape tunnel in Fujian Province. Its maximum excavation span is 16.692m, the net rock width is 5.66m. The crane tunnel is designed according to the Pingqiu District standard of the expressway. The length of a single hole is 450m. The length of the entrance to Myeongdong is 20m, the length of the exit section is 45m and the longitudinal slope is -2.5%. The tunnel section is designed as three center park curved wall, the tunnel are bit