As you say its aggressive to flash headlights
Five times for 50mph bib, bib, bib, bib-bib
four times for 40 mph. Bib, bib ,bib-bib
In the lorry when making progress I just bib my horn in any road works that slows down, To under the restricted max speed so they go to the max speed or move over. ! I Seem to be at it, all the time now.
Youngsters think roadworks are there to give / get updated from social media.!!!. Road works are where you should be more alert of your sorounding.
Especially love Wales in there plenty twentys zones just to be safe.. two times bib bib
If your a lane hogger/ anti social and domestic insured drivers please, hog the outside lane so we can pass in the middle lane. Thank you!