The following bus routes use the R112: An on-street bike lane starts at the Walkinstown roundabout and continues to Templeoge, at the junction of the R137.

Following the junction at Ely Arch, there is an off-street bike lane until the crossroads at Dundrum.

[3] A feasibility study has explored the idea of running the proposed Luas Line E along the Upper Churchtown Road from the existing Luas Green Line at Dundrum, before turning off to the R821 road, towards Nutgrove.

However, this project is unlikely to proceed soon due to scarce revenue and doubts about the sustainability of the line.

[4] The proposed Goatstown development plan is likely to make small changes to the road layout at that section of the route.