Hải Vân Tunnel
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The Hải Vân Tunnel, the longest tunnel in Southeast Asia and Vietnam at 6.28 km (3.90 mi), lies on Highway 1 between the two cities of Da Nang and Huế in central Vietnam.[1]
Quick Facts Overview, Location ...
Overview | |
---|---|
Location | Between Huế and Đà Nẵng |
Coordinates | 16°09′46″N 108°06′27″E |
Status | Operational |
Route | National Route 1 (Vietnam) |
Operation | |
Work begun | 2000 (1st); 2017 (2nd) |
Opened | 2005 (1st); 2021 (2nd) |
Character | 2 tunnels |
Technical | |
Length | 6,280 m (3.90 mi) |
No. of lanes | 2 |
Operating speed | 70 km/h (43.5 mph) |
Tunnel clearance | 7.5 m (24.6 ft) |
Width | 10 m (32.8 ft) |
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