A cell on wheels, commonly known as a COW is a cell site on wheels, usually a trailer. A COLT (cell site on a light truck) is a COW on a truck chassis. The carriers use them to add capacity to their network for special events, and to respond to disaster locations where the wireless network has been knocked out of commission due to a manmade or natural disaster. Sun West Engineering is a manufacturer of the COW - Cell On Wheels, COLT - Cell On Light Truck, GOAT - Generator On A Truck, the patente