The fairing, which has {HEAD ~ at least two longitudinally disposed sections}, hingedly attaches beneath {TAIL ~ the trailers} lower, outer longitudinal edges 
The fairing , which has { HEAD ~ at least two longitudinally disposed sections } , hingedly attaches beneath { TAIL ~ the trailers } lower , outer longitudinal edges
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH