RT Journal Article SR Electronic T1 Indianapolis Power & Light Company Distribution Line Clearance Program JF Arboriculture & Urban Forestry (AUF) FD International Society of Arboriculture SP 107 OP 109 DO 10.48044/jauf.1991.030 VO 17 IS 4 A1 Charles H. Miller YR 1991 UL http://auf.isa-arbor.com/content/17/4/107.abstract AB The program at Indianapolis Power & Light Company has evolved over the past twenty years into an effective operation. This program is based on a manhour per mile ratio that varies with the individual difficulty involved in trimming each of over 1,800 map sections. Specific procedures have been developed to ensure that overhead primary lines are trimmed on a timely basis.