Bus length/width restrictions: Due to road safety concerns, large buses, defined as more than 26 feet in length and/or more than eight feet wide, are restricted from driving in most areas of the park. If you are planning to use full-sized school buses for an educational visit, please include that information on your educational fee waiver request.
*Buses over 20,000 lbs are only permitted to park at Kīlauea Visitor Center and Kīlauea Military Camp, and may only travel on Crater Rim Drive between the two. Vehicles up to 20,000 lbs are allowed on Crater Rim Drive to the Devastation Trail parking lot. Chain of Craters Road is restricted to vehicles that do not exceed 15,000 lbs.