Once a well is completed, {HEAD ~ a pipeline} is connected to {TAIL ~ the production} well pipelines for transporting the product to shore 
is connected to
Once a well is completed , { HEAD ~ a pipeline } is connected to { TAIL ~ the production } well pipelines for transporting the product to shore
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH