Coal and Crane Creek Structure 12
Key Takeaway
Coal and Crane Creek Structure 12 is classified as high hazard in Illinois. It was completed in 1971 and is 55 years old. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 43 ft (taller than 86.6% in IL) |
| Dam Length | 320 ft |
| Dam Type | Earth |
| Max Storage | 90 acre-ft |
| Normal Storage | 50 acre-ft |
| Year Completed | 1971 (55 years old) |
| NID ID | IL00831 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
R. E. MANN
Private
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Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Coal and Crane Creek Structure 12?
Coal and Crane Creek Structure 12 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Coal and Crane Creek Structure 12?
Coal and Crane Creek Structure 12 is owned by R. E. MANN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coal and Crane Creek Structure 12 built?
Coal and Crane Creek Structure 12 was completed in 1971, making it 55 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Coal and Crane Creek Structure 12?
Coal and Crane Creek Structure 12 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Coal and Crane Creek Structure 12?
Coal and Crane Creek Structure 12 has a dam height of 43 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Coal and Crane Creek Structure 12 last inspected?
Coal and Crane Creek Structure 12 was last inspected on September 30, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.