FI Finland TRENDSETTER cities for 30 km/h

Different speed limits in winter and summer.

Helsinki 621.000 residents 40 km/h zones and first 30 km/h zones were introduced in 1987. Extension of 30 km/h zones since 1990. City reduced 50 to 40 km/h, and 40 to 30 km/h in 2004. Two thirds of road network with 30 km/h limits today.