当然不是了。请看: ; M; G' K b1 {9 h, l6 u3 J8 S: m) z% }+ |6 m
U-turns ) t0 ~4 h6 t0 O2 E8 M# e % s4 ]& {( a" {Do not make a U-turn unless you can do it safely and without interfering with other traffic. $ T% v$ v- Z, NOutside 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. 1 w' e% Z* c% W) i! t' z
! p& q: _# [" E( f$ s* h5 @U-turns are not permitted in urban areas in the following situations:! Y: \7 J% {& M& g: c1 }6 h( q
On a roadway between intersections. 4 C# a2 `4 D) z& hWhere a sign prohibits making a U-turn. # v3 \- t4 w) U9 h( kAt an intersection controlled by a traffic-control signal (traffic lights). 7 P2 B, c$ T/ c4 C( W9 ]At an alley intersection. ' O2 v# p9 F& A9 g$ s K8 @1 k' k' b2 ]. b
摘自 Alberta Basic Driver's Handbook