Every municipality specified in Section 11-102-1 may purchase, construct, reconstruct, expand and improve landing fields, landing strips, landing floats, hangars, terminal buildings and other structures relating thereto and may provide terminal facilities for public airports; may construct, reconstruct and improve causeways, roadways, and bridges for approaches to or connections with the landing fields, landing strips and landing floats; and may construct and maintain breakwaters for the protection of such airports with a water front. Before any work of construction is commenced in, over or upon any public waters of the state, the plans and specifications therefor shall be submitted to and approved by the Department of Transportation of the state. Submission to and approval by the Department of Transportation is not required for any work or construction undertaken as part of the O’Hare Modernization Program as defined in § 10 of the O’Hare Modernization Act.