- dromchla bóthair póiriúil Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- dromhchla bóthair scagach Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- porous road surface
- en
- Sainmhíniú a surface constructed using conventional asphalt road building materials but with the range of sizes of stones in the aggregate limited such that when the surface is compacted during laying, air gaps are formed between the stones Tagairt Nelson, Designing Porous Road Surfaces to Reduce Traffic Noise, in: TRL Annual review, 1994, TRL, p.2