当然不是了。请看: . O7 r9 v7 j+ M$ i/ M. h! U2 N k, @6 u, S* y; Z
U-turns $ z5 E K- x$ `& i' Y" X( x+ ^: z! C0 A% ?/ X, I7 N
Do not make a U-turn unless you can do it safely and without interfering with other traffic. # m9 v# K8 a# n% n+ M9 }$ TOutside 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. " |2 \& i3 {4 f7 ~1 w - T1 R8 J1 V# l: N5 s4 YU-turns are not permitted in urban areas in the following situations: - ~8 \+ P; v- w; I8 R$ _* XOn a roadway between intersections. 7 r( }7 K& t# `: M: q
Where a sign prohibits making a U-turn. ! Q1 ?8 @7 }' o9 x$ e9 l4 w" o5 t9 Z
At an intersection controlled by a traffic-control signal (traffic lights). % Z3 d% ^ }8 e
At an alley intersection. % k$ z& g- A F
8 S' m2 b2 h) ~4 Z: d6 k6 l摘自 Alberta Basic Driver's Handbook