Florida Rock Industries, Inc. |
Florida Rock Industries, Inc. 155 East 21st Street Jacksonville, Florida 32206 Telephone: (904) Fax: (904) . Public Company Incorporated: 1945 Employees: 3,392 Sales: million (2000) Stock Exchanges: New York Ticker Symbol: FRK NAIC: 32732 ReadyMix Concrete Manufacturing; 212321 Construction Sand and Gravel Mining; 327331 Concrete Block and Brick .