In placing the steel T posts in the channel 14, a post driver, which is typically a cylinder with an integral cap, is driven against the steel posts and rams {HEAD ~ the steel posts} into {TAIL ~ the channel bed} 20 
into
In placing the steel T posts in the channel 14 , a post driver , which is typically a cylinder with an integral cap , is driven against the steel posts and rams { HEAD ~ the steel posts } into { TAIL ~ the channel bed } 20
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH