Any real property asset or interest therein which will not be needed for highway purposes is eligible. Examples include:

right of way, including the airspace above, at, or below grade and which is either currently on the highway system or has recently been acquired for future improvements;
maintenance sites;
District sites;
office space; and
mineral interests.

TxDOT will not enter into a lease for any type of sign it regulates

. The use under a lease must not create a safety hazard and must comply with all Federal, State, and local laws, codes, ordinances, rules, and regulations. All leases within right of way are subject to the statutory rights of public utilities and common carriers. Examples of uses under leases TxDOT has entered into include:

parking,
bridges,
landscaping and maintenance,
overhead conveyors, and
a wide range of commercial activities.