If by "jam" you mean the goo that's between their hooves after the encounter. . . Yeah.
Right now it's full blown construction season so you may get caught in traffic for a while. In winter there are the rubber neckers holding things up gawking at the ditch divers. With fuel prices being what they are we're not getting caught behind as many motor homes so that's a bonus.
But yeah, compared to L.A. rush hour, even 36 years ago we don't have traffic jams.
Where around Anchorage are your kin? I'm about 50 miles north on the Parks Hwy, just past Wasilla.
Frosty