Perseverance Dam located in Toowoomba. Perseverance Dam is the second one biggest, and the second one oldest dam of Toowoomba metropolis's three water deliver dams. The different storages used for Toowoomba are Cooby Dam and Cressbrook Dam that is positioned downstream of Perseverance. Construction of this dam started in 1962 and became completed in 1965. Perseverance dam is positioned approximately 35 km Northeast of Toowoomba on Perseverance Creek, that is a tributary of Cressbrook Creek. On 4 February 1985 a Royal Australian Air Force Chinook helicopter crashed into the dam after placing a power line.
The helicopter's pilot changed into killed, and the alternative three team individuals were injured. Normally an earth-fill embankment dam used to shop tailings, which can be produced at some stage in mining operations after isolating the precious fraction from the uneconomic fraction of an ore. Conventional water retention dams can serve this reason, however because of value, a tailings dam is more possible. Unlike water retention dams, a tailings dam is raised in succession for the duration of the life of the precise mine. Typically, a base or starter dam is built, and because it fills with a mixture of tailings and water, it's far raised. Material used to elevate the dam can consist of the tailings along side dust.