A section of road that has completely collapsed in the wake of a 7.0 earthquake that shook Anchorage, Alaska early Friday.

"We drove by Minnesota and International Airport road shortly after the earthquake in Anchorage Alaska to find this on-ramp collapsed," said filmer Dillon Vought, one half of popular Instagram account 'The Bus And Us'.

The epicentre was around 8.5 miles from the city, according to the US Geological Survey. A tsunami warning has been put in place.