In one example, each steel pipe has {TAIL ~ a 12 inch} inside diameter and a length of {HEAD ~ 40 feet} , with the pipes being connected in series 
In one example , each steel pipe has { TAIL ~ a 12 inch } inside diameter and a length of { HEAD ~ 40 feet } , with the pipes being connected in series
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH