2022年11月23日 · SALT LAKE CITY (ABC4) — The Utah Department of Transportation avalanche program crew test-fired howitzers in Big and Little Cottonwood canyons on Tuesday, Nov. 22. The goal of the test is to ensure the howitzers are functioning properly and prepared for the winter season, especially during inclement weather when their target areas are not visible.

2024年12月3日 · UDOT uses remote avalanche control systems (RACS) and artillery like Howitzers to trigger avalanches that threaten public roads throughout Utah. There are 64 slide paths in Little Cottonwood Canyon alone, with more …

2021年3月20日 · UDOT Region Two District Engineer Shawn Lambert says: “The Howitzers are used for avalanche mitigation primarily and most frequently in Little Cottonwood Canyon, but also in Provo Canyon and Big Cottonwood Canyon. They are used when avalanche conditions present a potential hazard to the roadway and the traveling public.

2024年7月8日 · This project will help UDOT transition away from the P-Ridge Howitzer that has been used on the south side of the canyon, shooting over the road and buildings in the Town of Alta. Wyssen Avalanche Towers are operated remotely, allowing for more efficient and safe avalanche mitigation for workers and the public.

2024年7月1日 · The Utah Department of Transportation (UDOT) will begin installing new remote-controlled avalanche mitigation equipment next week that will enhance safety and improve the efficiency of avalanche mitigation efforts in Little Cottonwood Canyon.

2023年11月14日 · Alta Ski Area’s 105-millimeter howitzer shares a gunnery shack with another 105mm howitzer on loan to the Utah Department of Transportation. That 105mm cannon, which shoots at Mount Superior...

2020年1月14日 · But, the Howitzers owned by UDOT in Little Cottonwood are shot over inhabited buildings to trigger avalanches. Utah is the only state in the nation that uses military artillery to fire over inhabited areas.

2010年9月30日 · UDOT fires about 600 artillery rounds each year, buying the shells from the Army for $92 apiece. One 105-millimeter Howitzer replaces an older gun, positioned to protect Alta and Snowbird following winter storms.

2024年7月1日 · Wyssen towers use wireless technology to deploy explosives, triggering controlled avalanches, replacing the current method of avalanche mitigation. "Previously, avalanche and road crews used...

2023年4月7日 · The Army is not requiring UDOT to remove any of its military artillery. Still, because it shoots over a populated area, UDOT has agreed to bring down the howitzer that patrols Mount Superior...