河内将于2026年开始建造8.74亿美元、5.6公里长的河道隧道,以减少交通量和促进连通性。 Hanoi will start building a $874 million, 5.6-km river tunnel in 2026 to reduce traffic and boost connectivity.

越南河内将于2026年开始在红河下建造5.6公里长的两层公路隧道,耗资将近22万亿越南盾(8.74亿美元)。 Hanoi, Vietnam, will begin construction in 2026 on a 5.6-kilometer, two-level road tunnel under the Red River, costing nearly 22 trillion Vietnamese dong ($874 million). 该隧道位于长龙桥和奈特坦桥之间,有两条平行管,直径15.2米,内有3.5公里的河段。 The tunnel, between the Thang Long and Nhat Tan bridges, will feature two parallel tubes, each 15.2 meters in diameter, with a 3.5-kilometer river section. 其目的是减轻现有桥梁的交通堵塞,改善城市南北连接,作为更广泛的基础设施现代化的一部分。 It aims to ease traffic congestion on existing bridges and improve north-south connectivity in the city as part of broader infrastructure modernization.