Above: The 747 Supertanker conducts a test drop at Colorado Springs May 4, 2016. Photo by Bill Gabbert. (This article first appeared on Fire Aviation.) The 747 SuperTanker has received interim approval from the Interagency Airtanker Board (IAB) according to Jennifer Jones, a spokesperson for the U.S. Forest Service. Jim Wheeler, President and CEO of … Continue reading "747 SuperTanker receives federal approval"