Okla. Stat. tit. 69, § 69-1698.111: Historic Route 66 Bike Trail

State Highway 66 shall be designated as the "Historic Route 66

Bike Trail". The cost associated with signage required by this

section shall be provided from private sources and shall include the

cost of the initial erection of signs as well as the cost of

potential replacement or reconstruction of signs. Upon receiving

adequate funding from private sources and after a shoulder lane has

been provided, the Department of Transportation shall cause suitable

permanent markers to be placed upon the highway bearing that name.

Contingent upon the availability of funds, the Department shall

provide a shoulder lane designated for use by bicycle traffic on the

Historic Route 66 Bike Trail.