CONTRACTOR SHALL PROVIDE ALL LABOR, EQUIPMENT, TOOLS, MATERIALS, TRANSPORTATION AND SUPERVISION REQUIRED TO CONSTRUCT TWO (2) NEW AID-TO-NAVIGATION (ATON) STRUCTURES AND THE DEMOLITION, REMOVAL AND PROPER OFF-SITE DISPOSAL OF TWO (2) EXISTING ATON STRUCTURES LOCATED IN CHOCOLATE BAY, WHICH IS APPROXIMATELY TWO NAUTICAL MILES NORTH OF THE WESTERN EDGE OF GALVESTON ISLAND. PROPOSED SCOPE OF WORK INCLUDES, BUT IS NOT LIMITED TO, CONSTRUCTION OF TWO (2) HELICAL PILE FOUNDATIONS, TRANSPORTING AND INSTALLING TWO (2) GOVERNMENT FURNISHED STEEL TOWERS.