The outer enclosure, or sheath, and the inner conductor can be fabricated separately, at different locations and by different manufacturers, and transmitted to {HEAD ~ the point} of final assembly and {TAIL ~ installation} 
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The outer enclosure , or sheath , and the inner conductor can be fabricated separately , at different locations and by different manufacturers , and transmitted to { HEAD ~ the point } of final assembly and { TAIL ~ installation }
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 REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL