The residents shall keep unattended horses within the fenced enclosure(s), in the stable or attached to restraining devices and shall keep the fences and equipment in good repair. Fences constructed for the exterior fence line shall be constructed of wooden materials, woven wire, pipe or PC materials and be at least 48 inches high with posts not more than 10 feet apart. Electric fence may be used for partition fences, where applicable, but shall not be used for an exterior fence. (Electric fencing may be attached to, but inside, the exterior fence.)