Please see some of the pix I posted from my recent trip to New Brunswick, Nova Scotia and Prince Edward Island.
http://www.flickr.com/photos/gdbtraffic
Signalwise, anything goes up there. In New Brunswick the provencial standard is a nice medium green, however st John and Moncton do their own thing with St John using any of yellow black and green colors and Moncton using a more "Quebec style signal". In Nova Scotia, Halifax Dartmouth uses their own style apart from the province standard. PEI uses "Quebec style" with many shape LEDs