Okla. Stat. tit. 69, § 69-1325: Delivery of bonds

The bonds in the amount that may be necessary for such purpose

shall be turned over and delivered to the contractor in payment of

the amount due and payment of the cost of construction in accordance

with the terms of his contract, including advertising, engineering

and appraising costs. Bonds shall be issued to retire such interim

certificates together with accrued interest thereon to the date of

the bonds in the amount necessary for such purpose and shall be

turned over and delivered to the owners or holders of such

certificates in full payment and satisfaction thereof.