Alaska Dispatch by Mike Knoche.  The Fairbanks North Star Borough would like to expand the use of (LNG) beyond the current 1,100 customers, and it reported in June that proposed spur lines would carry gas from Fairbanks to many outlying areas and save residents between $4,500 and $6,300 … (annually).  The same report puts the average cost of retrofitting your home from heating fuel to gas at about $8,000. The study estimates the local pipeline to cost $230 to $600 million, but Borough Mayor Luke Hopkins said the plan considered only local infrastructure ….