Section 28-6710 - Cattle guard constructionA. If deemed necessary, the board of supervisors may install and construct cattle guards on county roads or may authorize private persons who own or who are in possession of real estate located adjacent to county roads to install and construct cattle guards on county roads.B. The board of supervisors shall prescribe the specifications and type of material for use in the installation and construction of cattle guards. The specifications and type of material shall be reasonably uniform throughout the county. On the installation and construction of a cattle guard on a county road, the county shall maintain and repair the cattle guard.C. The county is not required to maintain a cattle guard that was installed before June 12, 1937 on a county road and that does not substantially comply with the type of material and specifications prescribed by the board of supervisors unless the board of supervisors otherwise orders and a copy of the order is entered in the minutes of the board of supervisors.