{TAIL ~ The backfill sleeve} 126 is approximately the same width as the trench 114 which provides for {HEAD ~ consistent filling} of the trench 
{ TAIL ~ The backfill sleeve } 126 is approximately the same width as the trench 114 which provides for { HEAD ~ consistent filling } of the trench
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH