Said signal or signboards shall be made of some suitable material with a face of not less than twelve by eighteen inches (12" x 18"), which shall be painted white with the lettering or inscription thereon printed or written in black. The inscription upon said signal or signboards shall consist of the following words, to wit: "danger zone" or some like suitable inscription; and the same, when so done, shall constitute sufficient notice to all travelers along said road of any and all defects in said road within said danger zone.
Miss. Code § 65-7-27