当然不是了。请看: i2 u9 E5 L5 K4 w; \9 d$ f# R5 g
U-turns% J( d& {" J% G" O+ k2 i
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Do not make a U-turn unless you can do it safely and without interfering with other traffic. 5 a( `! `. J" D9 t4 Z( qOutside 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. # w2 |4 _! ~7 [: W* g z; C 9 f+ z! T/ y9 w$ {U-turns are not permitted in urban areas in the following situations: % ]4 l. j+ I ^& z" K" ~9 X$ U# d8 cOn a roadway between intersections. 7 _7 d# `$ @+ e
Where a sign prohibits making a U-turn. ( n8 T9 ?2 Q. i% N( t
At an intersection controlled by a traffic-control signal (traffic lights). 9 q! S* N0 I% A7 KAt an alley intersection. / E5 k& D$ N" r+ a, X0 g& v+ [* p0 F5 D: _# j
摘自 Alberta Basic Driver's Handbook