Section 1004.10 - Travel on Presidio Trust roads and designated routes(a) Operating a motor vehicle is prohibited except on Presidio Trust roads and in parking areas.(b) The following are prohibited: (1) Operating a motor vehicle not equipped with pneumatic tires, except that a track-laying motor vehicle or a motor vehicle equipped with a similar traction device may be operated on a route designated for these vehicles by the Board.(2) Operating a motor vehicle in a manner that causes unreasonable damage to the surface of a Presidio Trust road or route.