Okla. Stat. tit. 79 § 101
It shall be unlawful for any bridge or other contractor, partnership, corporation or association of bridge or other contractors for the construction of any bridge or bridges or of any road or public highway to be constructed under any law of this state, or any other person or persons to enter into an agreement, contract or combination with any other bridge or other contractor, partnership, corporation or association or bridge or public highway contractors or any other person for the pooling of prices of different competing contractors or to divide between them the aggregate or net proceeds of the earnings of such contractors or any portion thereof, or for fixing the price which any contractor, partnership, corporation or association of bridge or other contractors or any other person shall bid or charge for the building of bridges or furnishing material therefor or the repair of the same or the construction or repair of any public highway, or any part of any public highway to be constructed under any law of this state or to divide between them the aggregate or net proceeds of the earnings of such contractors or any portion thereof, or for fixing the price which any contractor, partnership, company or corporation or association shall bid or charge for the building of bridges or the furnishing of material therefor, or the construction of any highway or any part thereof, or the furnishing of material therefor, or for the allotment of any territory which any other bridge or other contractor, corporation or association shall have for its or his exclusive territory.
Okla. Stat. tit. 79, § 101