21. Pavement edge dropoffs are problematic on roads where the hard shoulder is narrow or nonexistent. 22. Works to introduce hard shoulder running on two sections of the M25 began in 2013. 23. The route continues north which consists of upgraded single carriageway with hard shoulders ( 1970s ). 24. This section of motorway has no hard shoulder indicating the smaller width of the old bypass. 25. The hard shoulder on non-motorway roads in Ireland is marked with a yellow, usually broken, line. 26. These hard shoulders may also be used as running lanes by motorised traffic under certain conditions. 27. Only the signs were changed though-the road, equipped with parking fields and hard shoulders , remained the same. 28. It is built to full British motorway standards ( 3 / 4 lanes and a hard shoulder ). 29. The car ended up on its roof on the hard shoulder of the motorway, and was a write-off. 30. In the 2000s, Bus �ireann coaches were allowed to use the hard shoulders on national roads into Dublin.