Assisting the older driver - SWOV

Assisting the older driver
Intold
Intyoung
Left‐turn lane available (where turning left is allowed) (Yes)
20%
26%
Angle at which intersecting streets meet
90 degrees
70 ‐ 90 degrees
< 70 degrees
95%
5%
‐
97%
‐
3%
Every traffic light has a background plate (Yes)
60%
55%
Every lane has its own traffic light (Yes)
100%
100%
Time pressure
View of the intersection
Good at 50 m and 10 m
Blocked at 50 m and/or 10 m
81%
19%
51%
49%
**
Parked cars near the corner (Yes)
26%
53%
*
...Trees along the road
No
Some trees
Many trees
33%
44%
23%
34%
58%
8%
Mean number of motor vehicles passing per 15 min (median)
197 (177)
239 (186)
ns
Number of decisions
Type of intersection
Roundabout
T‐junction
4‐way intersection
9%
33%
58%
10%
24%
66%
Implementation of right of way
Traffic lights
of which protected left‐turn (if allowed)
Stop‐controlled
Yield‐controlled
Driver has right of way (no traffic lights)
22%
78%
4%
38%
36%
55%
69%
0%
24%
21%
**
Table 5.1 (continued). Summary of the characteristics of intersections included in Intold and
Intyoung (percentages refer to valid cases).
84