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Sec. 18-121. Dimension or marker lights—Generally.[260]

(a) All motor vehicles, trailers or semitrailers exceeding
seven feet in height or in width, or the widest portion of
which extends four inches beyond the front fender extremes,
shall be equipped with lamps mounted at the extreme right
and left-hand front top corners of such vehicle, each of which
lamps shall be capable of projecting an amber light visible
in clear weather for a distance of at least five hundred feet
to the front of such vehicle, and shall be equipped with lamps
mounted at the extreme right and left-hand rear top corners
of such vehicle, each of which light shall be capable of projecting
a red light visible in clear weather for a distance
of at least five hundred feet to the rear of such vehicle. If the
front or the rear of such vehicle shall not be the widest portion
of such vehicle, the dimension or marker lights required
by this section shall be mounted on the widest portions of
the vehicle, with the amber lights herein required visible from
the front as herein required and the red lights herein required
visible from the rear as herein required. The lamps
herein required shall be of a type that has been approved by
the superintendent.

(b) In addition to the lamps required herein, each such
vehicle shall be equipped with amber reflectors located on the
side thereof, at or near the front. Red reflectors shall be used
on the rear of each such vehicle. Such reflectors shall be securely
fastened to the vehicle not less than twenty-four

inches and not more than sixty inches from the ground; provided,
that in the case of a vehicle which is less than twenty-four
inches in height, such reflectors shall be securely fastened
thereto at the highest point the structure of a vehicle
will permit. The reflectors required herein shall be of a type
that have been approved by the superintendent.

(c) If any vehicle is so constructed as to make compliance
with the requirements of this section impracticable, the lamps
and reflectors required herein shall be placed on the vehicle in
accordance with the superintendent's regulations; provided,
that the requirement of reflectors shall not apply to school
busses unless used during the time that lights are required
under section 18-125. (Code 1959, § 18-121; 6-21-65, § 17.)