Seven Mile Bridge From Wikipedia, the free encyclopedia Jump to navigationJump to search Seven Mile BridgeCoordinatesCarriesCrossesLocaleMaintained byID numberCharacteristicsDesignTotal lengthWidthLongest spanClearance belowHistoryConstruction costOpened Seven Mile Bridge with the original in the foreground 24.6982°N 81.1767°W 2 lanes of US 1 Moser Channel Florida Keys, Monroe County, Florida Fl..