(A) As a minimum, alternate reflective material is to be black, gray, silver or white in color, must cover a minimum of seventy-two square inches in area and shall be mounted in one of the following configurations on the rear of the animal-drawn vehicle:
(1) The alternate reflective material configuration is to consist of at least seventy-two square inches and with one-inch wide strips applied to the outside edge of the rear of the animal-drawn vehicle to approximate the outline of the vehicle. If the minimum seventy-two square inches is to be applied, the top horizontal strip is to be twenty-four inches in length, the two side vertical strips are to be eighteen inches in length and the bottom horizontal strip is to be twelve inches in length. The top horizontal strip is to be mounted as high on the rear of the vehicle as possible; or
(2) The alternate reflective material configuration is to consist of two sets of vertical strips with one set of strips applied on each side of the rear of the animal-drawn vehicle. Each vertical strip configuration is to consist of nine strips of alternate reflective material, each four inches in length and one inch in width applied to allow each strip to be separated by a space of one inch.
(B) The alternate reflective material shall be mounted on the animal-drawn vehicle so as to be visible from a distance of not less than five hundred feet to the rear when illuminated by the lawful lower beam of headlamps during the time from sunset to sunrise, and at any other time when there are unfavorable atmospheric conditions or when there is not sufficient natural light to render discernible persons, vehicles, and substantial objects on the highway at a distance of one thousand feet ahead.
(C) Alternate reflective material shall be kept free of dirt and debris.