Rob Tasker’s YouTube, his latest on this ask some very good questions...
https://youtu.be/ktGmfrazZw0?feature=shared
Be sure to read the comments if you get the chance.
The government of Iceland has some ‘splainin to do.
Do not consider it necessary to close the road due to ice
Get a load of this bit...
...He says part of the problem is that there was limited traffic in and out of Grindavík, but for the anti-icing salt to work, traffic is needed...
They're from the government and they're there to help!