Type of Road

Speed: m/s

km/h (average)

Tohoku Expressway (Upslope)

12.5 - 16.7

45 - 60

(Downslope)

13.5 - 19.3

47 - 70

National Road Route 25 (at Oji Nara)

6.21

22

City Road in Sendai (Route 4)

4.8 - 7.3

17 - 26

City road in Sapporo

5.06

18

Residential Area (Sendai Nakayama)

4.01

14.5