Pre-purchasing two new gravity thickener mechanisms for the existing Gravity Thickener Tanks No. 1 and No. 2 at the Little Ferry Water Pollution Control Facility. Each tank is 65 feet in diameter with a 10-foot side water depth. Each mechanism is a complete center-column, side-feed, peripheral-overflow unit with a center drive and four rake arms, rated for 200,000 ft-lbs. of torque. The contract also covers a spare parts package, 3D scanning and field verification of the existing tank geometry, storage inspections, and on-site supervision of installation, testing, and training. The Project also includes all other Work of any type or description necessary for completion of the Project,