Surveyor drills were executed in 1988, and construction was planned to start in 1989.
However, due to the onset of the economic crisis, almost all infrastructural projects were suspended, including the Vágatunnilin.
[3] Before the opening date there was a ferry across the Vestmannasund between Vestmanna and Oyrargjógv operated by Strandfaraskip Landsins.
The deepest point is 105 metres (344 ft) below sea level.
The investment of 240 million Danish kroner was paid back at 10 December 2016, exactly 14 years after opening.