当然不是了。请看: $ N% N) Q) O7 d" d: d5 @! r/ S8 G( X$ ^# s5 u+ w6 f5 f% E9 N
U-turns ! r; Y' K8 ~' |5 ?1 l4 R: }6 P y, G: X& w5 j% f
Do not make a U-turn unless you can do it safely and without interfering with other traffic. 2 ]$ T' L# H) w0 T! X/ t
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. " N* q" M8 s z) T9 d4 q * _! Z3 C: h3 f: f0 ]( D# l1 ?2 zU-turns are not permitted in urban areas in the following situations:4 n5 c$ s7 {; r) z
On a roadway between intersections. * [ l$ x$ j8 aWhere a sign prohibits making a U-turn. n R5 p6 O: r3 h# L) [7 b5 nAt an intersection controlled by a traffic-control signal (traffic lights). ) g( {' X, q' R; U9 wAt an alley intersection. 9 w% a/ e5 I& N) q( u5 O9 l' t. f2 y* M# C( q. W/ W) V3 K
摘自 Alberta Basic Driver's Handbook