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Federal
Velocity measurements around the sill bubble curtain in Peoria Lock on the Illinois River, Illinois, September 17-18, 2019
Department of the Interior —
Bubble curtain systems, also called “bubblers,” are used in navigation locks to prevent the buildup of ice around the gates in the winter. It has been proposed that... -
Federal
Multibeam bathymetry in Peoria Lock, near Peoria, Illinois, September 19, 2019
Department of the Interior —
The bathymetry (bottom elevation) of the downstream lock approach and lock chamber of Peoria Lock, near Peoria, Illinois, was surveyed on September 19, 2019. The data...