Jerry F. Costello Lock and Dam to close for upper miter gate maintenance
MODOC, Ill.— The Jerry F. Costello Lock and Dam on the Kaskaskia River will be closed again for maintenance. This time it be for the upstream miter gates from August 1, 2025, with an anticipated reopening date of September 30, 2025. During this time frame the Lock chamber will be closed to all traffic including industry and recreational vessels. Several repairs to the Lock will be ongoing throughout this timeframe to […]
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