The members of the board of flood irrigation shall organize by electing from their number a chairman and a secretary. The board shall keep an office at the county seat and shall keep a record of its acts and proceedings and a separate record of the proceedings relating to each separate flood irrigation project, all of which shall be open for public inspection. Such records shall have the same force and effect as other public records. Three members of said board shall constitute a quorum for the transaction of business. Said board, when it is necessary, may employ a clerk and fix the clerk’s compensation. It also may employ a competent surveyor or engineer.