当然不是了。请看:, n$ E% t1 E' a+ E: w+ v* `
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U-turns- Y+ B$ W/ D5 [* o/ |/ q
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Do not make a U-turn unless you can do it safely and without interfering with other traffic. 1 b- i) R7 K0 g* t: K
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. # g6 @3 L1 n' K; F3 ~9 g; i 2 P$ H, i7 f: Y8 _+ VU-turns are not permitted in urban areas in the following situations: ! l6 x6 c9 U3 \" k8 R' Q/ WOn a roadway between intersections. ( }+ Q8 ?: |# C% z
Where a sign prohibits making a U-turn. 5 \! H( [# x. d2 A+ RAt an intersection controlled by a traffic-control signal (traffic lights). + F5 ]$ D3 Q8 Y4 J
At an alley intersection. 4 U! Z7 h8 ~8 S8 E
( ^+ i3 ~) [9 J6 E. v) u3 t摘自 Alberta Basic Driver's Handbook