Helicopter Bell 206L-1 Long Ranger Serial 45469 Register N305CH used by CHS (Central Helicopter Service). Built 1980. Aircraft history and location Aircraft History N305CH State of Texas 2012-06-30 A Hansen Dam Park 2012 AMERICAN HEROES AIR SHOW Central Helicopter Service Inc (CHS) at Houston, TX from Sep00 at Hansen Dam Park CHS Send Updates Use APP to upload photo @ (optional) When Now? / / Send