Unless there are signs that specifically prohibit climbing on the uprights, I don't see how "trespassing on public property" can stick.

Anybody?

http://newsok.com/three-arrested-in-...rticle/3701355

Oklahoma City police arrested three men Tuesday after finding them climbing up the Skydance Bridge sculpture over Interstate 40.

Three men climbing on the Skydance Bridge sculpture above Interstate 40 were arrested on complaints of trespassing on public property.

Oklahoma City police responded to a possible suicide call about 12:05 a.m. Tuesday and found three men climbing on the structure, according to an incident report released Thursday.

Police told the three men to climb down and arrested Caleb Clayton Andruss, 20, Garryt Edward Bryant, 18, and Seth Allen Nix, 21.

Police found skateboards and a backpack belonging to the men at the scene, according to the report.