Regulatory signs Road signs in Ireland

the yield sign reads géill slí in gaeltacht areas

regulatory signs circular , black on white background, red border. if sign contains prohibition, red line diagonally bisect sign. type of road sign introduced in 1956 traffic signs regulations, 1956. signs added later.

in republic of ireland, give way sign, downward pointing triangle, reads yield (on signs erected prior 1997: yield right of way ) or, in gaeltacht areas, géill slí . blank inverted triangle provided in legislation applicable between 1956 , 1961. international octagonal stop sign used.

speed limit signs have speed letters km/h underneath. 120 km/h used motorways , high quality dual carriageways e.g. n2, 100 km/h used national primary , national secondary roads , part r132 in county louth. 80 km/h used regional , local roads. 60, 50 , 30 km/h used in urban built areas (see road speed limits in ireland). due 2 speed limits possible on non-urban roads, there no end of speed limit signs in ireland (a white circle black diagonal line used in uk) - end of urban speed restriction signalled sign displaying limit following section.

although differing design laid down (see regulatory signs below), keep left , keep right signs white on blue background, on british pattern. in order avail of standard designs british suppliers, local authorities had made extensive use of white-on-blue design, because electronically lit type of white-on-blue more practical, in consequence of legislation enacted making both patterns legal. under irish power of 1 (energy conservation campaign) electronic signs being gradually replaced reflective signs. former no entry sign, prohibititon sign upward pointing arrow, replaced international standard red disk in tsm 2010. older version, termed no straight ahead , may used when combined time or other restriction.

signage shown in table below not relative size in cases. images based on sizes presented in different ages of legislation. actual signage may found in varying sizes, 1994 regulations setting 3 definitive sets of metric dimensions each sign. larger signs used on motorways, dual-carriageways, major junctions, etc.