Rods extend through these kinks to secure {HEAD ~ the upright portions} of {TAIL ~ the face mats} against separation from the bent up ends of the soil reinforcing mats 
of
Rods extend through these kinks to secure { HEAD ~ the upright portions } of { TAIL ~ the face mats } against separation from the bent up ends of the soil reinforcing mats
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH