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  FEATURED PROJECT:
  Fairwood Hills Lake & Dam
  O'Fallon, Illinois

Thouvenot, Wade & Moerchen, Inc. designed the replacement of the principal spillway system for the 30-foot high and 475-foot long Class I earthen fill dam for Fairwood Hills Estates in O’Fallon, Illinois. The surface area of the lake is 16.4 acres, and it serves a 363-acre watershed. The lake impounds approximately 193 acre-feet of water. The principal spillway is a 78-inch concrete drop inlet spillway which discharges to a 60-inch reinforced concrete outlet pipe.

OTHER WATER RESOURCE PROJECTS

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  • Wildwood Lake & Dam
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  • Mascoutah Surface Water Protection District
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