Green River Tunnel

Green River Tunnel
Entrance to the Green River Tunnel from eastbound Interstate 80/U.S. Route 30,
May 2015
Interactive map of Green River Tunnel
Overview
LocationGreen River, Wyoming
United States
Coordinates41°32′02″N 109°27′53″W / 41.53389°N 109.46472°W / 41.53389; -109.46472
Statusopen
Route I-80 (Dwight D. Eisenhower Highway) / US 30
Operation
OpenedOctober 28, 1966
OwnerWyoming Department of Transportation
TrafficAutomotive
CharacterLimited access
TollNone
Technical
Length1,138.2 ft (346.92 m)
No. of lanes4 (2 each direction)
Operating speed65 mph (105 km/h) (variable; temporarily reduced to 50 mph (80 km/h) westbound pending completion of repairs to the westbound bore)
Tunnel clearance16 feet 4 inches (4.98 m) eastbound
16 feet 9 inches (5.11 m) westbound

The Green River Tunnel is a pair of 1,138.2-foot (346.9 m) vehicular tunnels that carry Interstate 80 (Dwight D. Eisenhower Highway)/U.S. Route 30 through Castle Rock, a sandstone ridge in Green River in Sweetwater County, Wyoming, United States. The two tunnels, one for eastbound and one for westbound traffic, opened on October 28, 1966. The tunnels run approximately from mile points 90.1 to 90.3 along the interstate.