No county officer or employee shall furnish labor or material, either directly or indirectly, for the making, erection or repair of any bridge, road, causeway, public building or public work of any kind or description which is or may be within the care, custody or control of any county officer or employee, nor shall be or become, directly or indirectly, either the contractor or subcontractor for the performance of any public work, duty or service of any nature or kind within the control of any county officer or employee, nor shall have, exact, receive, accept or enjoy any rebate, profit, gift, emolument, rake-off or any pecuniary benefit whatsoever either directly or indirectly, from or on account of the making, erection or repair of any bridge, road, causeway, public building or public work of any kind or description which is or may be within the care, custody or control of any county officer or employee in his or her official capacity, or from or on account of any contract or subcontract for the performance of any public work, duty or service of any nature or kind within the control of any county officer or employee.