A. No combination of a motor vehicle and manufactured home or frame or frames thereof shall have an overall length, inclusive of front and rear bumpers, in excess of seventy (70) feet or a width in excess of eighteen (18) feet while operating on the system of interstate and defense highways. In determining the width of a manufactured home, the overall width shall not exceed the eighteen-foot width limit. Such combination exceeding seventy (70) feet in length or eight and one-half (8 1/2) feet in width must comply with the provisions of Section 14-118 of this title. A front and rear escort shall be required on the interstate and defense highways for vehicles meeting the parameters of this subsection.

B. If any combination of a motor vehicle and manufactured home or frame thereof exceeds seventy (70) feet in overall length or eight and one-half (8 1/2) feet in width, they shall be moved only during daylight hours on the system of interstate and defense highways. The towing vehicle must be at least three-fourths-ton rated capacity with dual wheels.