JACKSON HOLE, WYO \u2013 Yellowstone National Park law enforcement officers will be conducting traffic safety checkpoints in the park all this week. Park rangers will look for driver and vehicle safety violations and impaired drivers. Motorists may see an increased ranger presence on the roads. Park staff is committed to safety and safe driving. With more than 450 miles of roads, Yellowstone\u2019s unique driving conditions can be extremely challenging due to high traffic volume, rapidly-changing weather conditions, and visitors and wildlife on roadways. The safety checks are a part of routine safety enforcement measures regularly scheduled during the peak season. Visitors are reminded that federal law requires the occupants of vehicles to wear seatbelts when driving on all park roads.