NRS 403.460: Payment for work on roads and bridges if issuance of bonds not authorized by voters.

1. If, at a primary, general or special election, a majority of the voters of the county vote against the issuance of the bonds for roads and bridges, and no special county road and bridge fund is thereby created, or if for any other reason the fund is not created, except as otherwise provided in NRS 403.575, the cost of all county road and bridge work performed must be paid out of the county general fund by order of the board, if that work was performed by the order of and under the direction of the board of county highway commissioners or the county road supervisor, and according to the provisions of this chapter.

2. All claims presented to the board of county highway commissioners must be sworn and subscribed to and attested by the county road supervisor.