当然不是了。请看:2 X7 {; Z0 v0 ~% k/ J
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U-turns " D: P$ Z& e0 q8 I9 @; n2 Q5 s) Z : H7 j) X. \: H! A. M! JDo not make a U-turn unless you can do it safely and without interfering with other traffic. 3 m- T3 u& G# J* AOutside 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. ; L- P. ]7 e7 O$ n / D) l1 y1 F' p3 N+ r" x# c6 |U-turns are not permitted in urban areas in the following situations:$ l) X% B3 | N7 T
On a roadway between intersections. ) s( T, Z% W4 S8 d2 H' c
Where a sign prohibits making a U-turn. 7 y; `6 S& |# Q5 G7 Z6 c5 e, bAt an intersection controlled by a traffic-control signal (traffic lights). & T3 A2 ?: h" m
At an alley intersection. ; | b8 S. n# ]: k* H 5 b9 g- f9 G: f0 g2 \摘自 Alberta Basic Driver's Handbook