Hægebostad Tunnel

Infobox tunnel
name = Hægebostad Tunnel


caption =
line = Sørlandsbanen
location = Aust-Agder
system = Norwegian railways
start = Audnedal Station
end = Snartemo Station
stations =
status =
open = 1943
close =
owner = Jernbaneverket
operator =
character =
linelength = convert|8474|m|ft|abbr=on
tracklength =
notrack = Single
gauge = RailGauge|sg
el = 15 kV AC
speed =
hielevation =
lowelevation= |

Hægebostad Tunnel ( _no. Hægebostadtunnelen) is the fifth longest railway tunnel in Norway and located between Audnedal Station and Snartemo Station on Sørlandsbanen. It was opened in 1943 when Sørlandsbanen was extended to Moi. The 8.5 km long tunnel covers virtually the entire distance between the stations of Audnedal and Snartemo. The tunnel is has a 0.2% horizontal gradient and goes straight except for a curve at the Audnedal side.