|Location Map ( geo)|
|Via:||Clondalkin, Tallaght, Ballyboden|
|Distance:||23 km (14.3 miles)|
|Meets:||N4, R833, R134, N7, R838, N81, R114, M50, R115, R822, R826, R133, N31, N11, R827, R119|
|Route outline (key)|
Starting in the west at Junction 4 of the N4 in Fonthill, South Dublin, it runs to the coast at Blackrock in Dún Laoghaire - Rathdown by way of Clondalkin, Tallaght, Junction 12 of the M50, Ballyboden, Sandyford, and Junctions 13 and 14 of the M50 at Sandyford.