当然不是了。请看: 6 L) f6 Q. @* y* H* D, }" m7 N5 X; p/ e3 O3 u$ C* O
U-turns `& q3 k. b" k+ O
8 n0 J8 V) N$ A# hDo not make a U-turn unless you can do it safely and without interfering with other traffic. + _6 O) P- w* @. ]5 |. I, }+ S
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. * f: ]' w0 p* f
! Z7 L9 ?# G$ f8 ^* L9 J BU-turns are not permitted in urban areas in the following situations:+ v# M7 a1 `* J; `7 S$ o! r
On a roadway between intersections. $ [# \5 A/ F% [7 [/ ]8 d' _1 k8 Z
Where a sign prohibits making a U-turn. 3 t& q# L) u- H5 ~
At an intersection controlled by a traffic-control signal (traffic lights). 6 B" D* Z! I7 d; X5 OAt an alley intersection. : Z% v. D2 z& b a1 G5 Z- W5 K
6 e1 \. i$ [9 p6 ^/ T
摘自 Alberta Basic Driver's Handbook