Planes have a little steering wheel located to the left of the Captain's left leg to steer the nose wheel while on the ground, I think it can be set to a "locked" position. I'll see if I can find a picture for you.

__________________
'81 MB 300SD, '82 MB 300D Turbo (sold/RIP), '04 Lincoln Town Car Ultimate

Sooner or later every car falls apart, ours does it later!
-German Narrator in a MB Promotion Film about the then brand new W123.