[2][1] The first part of the route follows the Great Western Greenway, a former railway line extension from Westport towards Achill.

[3] It gets gradually narrower and windier as it approaches Keem Strand, ending with a series of hairpin bends before a car park next to the beach.

A local councillor complained that the works were not considered important by the Department for Transport as it was only a regional road, as opposed to the nearby N59.

[10] In 2019, a local group petitioned the Department of Transport and Mayo County Council to urgently improve three bridges along the R319.

One councillor said it had "more humps and hollows than a camel’s back", explaining around €3 million was needed to bring the road up to acceptable safety standards.