28. Driving on mountain roads and steep descents
__________
* The requirements of this section apply to road sections marked with signs 1.6 and 1.7.
28.1. On mountain roads and steep descents where passing is difficult, the driver of a vehicle moving downhill must yield the right of way to vehicles moving uphill.
28.2. On mountain roads and steep descents, the driver of a truck whose permissible maximum weight exceeds 3.5 tons, a tractor, and a bus must:
a) use special mountain brakes if they are installed on the vehicle by the manufacturer;
b) during a stop or parking on ascents and descents, use wheel chocks.
28.3. On mountain roads, it is prohibited:
a) to move with the engine off and the clutch or gear disengaged;
b) to tow with a flexible coupling;
c) any towing during icy conditions.