Also watch out for the Texas gates going in and out of Lake Louise, they are made of tubular metal. I made a mistake thinking I could ride over them in wet weather — I slipped and fell but was lucky I did not break a bone as my right leg went into the cavity.
Here are some photos of typical road conditions on Highway 93, the first is on the Icefields Parkway, the second is along the Kootenay Valley heading towards Radium Hot Springs.
This is Highway 16 heading up the Yellowhead Pass last summer with Mount Robson looming ahead. Despite looking so daunting, the climb around the side is not too steep, I did it on my middle chainring.