当然不是了。请看: ; U- w7 N* I0 S$ P2 C& S- D! D$ u3 m8 M4 Y4 z1 a/ g
U-turns $ ?. g; K- |. A! H6 `: G. _0 }5 L- L$ m$ D
Do not make a U-turn unless you can do it safely and without interfering with other traffic. & l/ l% O3 ~: i8 r, \' \8 |
Outside urban areas U-turns are not permitted on a curve or near the crest of a hill where the driver of another vehicle cannot see your vehicle. # H% F5 V- W3 T4 P0 @ 1 P# y$ M9 G! l' {7 _/ PU-turns are not permitted in urban areas in the following situations:! R! H1 q& ^5 I- [
On a roadway between intersections. ! [% y7 q2 r% c7 ^2 s" ~% vWhere a sign prohibits making a U-turn. % j: U+ R4 E+ ?) f% T, P+ m
At an intersection controlled by a traffic-control signal (traffic lights). 6 f7 }1 I& y, C6 K0 K$ }& z4 CAt an alley intersection. 7 Y5 a$ | Y9 P# `- M! d / Z' u# Z: Z$ d: F1 J2 J/ R摘自 Alberta Basic Driver's Handbook