Wade Whiddon of the ground engineering company Geovert, Brandon Dodge of Gazex and John Fitzgerald with the Wyoming Department of Transportation work on installing one of two new Gazex exploder tubes Friday in Glory Bowl on Teton Pass. The new exploders complete an upgrade of the original Gazex tubes used for avalanche mitigation on Mt. Glory. A third exploder in Glory Bowl and the single tube in Twin Slide were replaced in 2015. Go to jhnewsandguide.com for a video of the helicopter installation of one of the tubes.