Okla. Stat. tit. 66, § 66-92: Scope of law

This article is not intended to repeal, modify, or affect any

law concerning the shipment, transportation or delivery of any kind

of freight without unnecessary delay, or within a reasonable time,

or any other law concerning common carriers now in force unless in

direct conflict herewith, and this article is hereby declared to be

supplemental to such law.