In fact this ‘Lena’ highway you posted there on the West from Yakutsk considered ‘good’ road. Yakutsk-Magadan on the East to Pacific coast or a ‘road of bones’ is much worse. In winter on some routes truckers are making up to $10,000 for a trip there.
http://www.youtube.com/watch?v=cdgLHO787-0
http://www.youtube.com/watch?v=kTaiFNuUVSg