Okeechobee Waterway of Orlando and extending southward through the Kissimmee River Basin to the Everglades National Park to Florida Bay. The U.S. Army Corps of Engineers manages five locks and dams along the Okeechobee Waterway. The St. Lucie lock was built in 1941 for navigation and flood-control purposes. In 1944, the connecting spillway structure was built for flood and regulatory flow control through the St. Lucie Canal to manage the water level in Lake Okeechobee. The Port Mayaca Lock and Dam was built in 1977 for navigation purposes, to permit the raising of water levels in Lake Okeechobee, and to moderate the
U.S. Route 441 in Florida U.S. Route 441 in Florida U.S. Route 441 (US 441) in Florida is a north–south United States Highway. It runs from Miami in South Florida northwest to the Georgia border north of the Lake City area. Like all AASHTO designated highways in Florida, US 441 always carries a FDOT designated hidden state road number: Concurrences with U.S. routes include US 98 from Royal Palm Beach to Okeechobee, within the vicinity of Lake Okeechobee, US 192 between Holopaw and Kissimmee, US 17-92 from Kissimmee to Orlando, SR 44 from Mount Dora to Leesburg, US 27 from Leesburg to Ocala, US 301