Progress EnergyTillery Hydro Plant Tainter

Gate Chain & Sprocket Replacement Project

Existing Chain and Sprocket Drive Assembly

Removal of Existing Chain Sprocket and Spur Gear

Disassembly of Spur Gear From Existing Sprocket

Layout and Cross Section of New Disc Layered Drum Assembly

Disc Layered Drum Assembly Cross Section

Disc Layered Drum Assembly Mounted Onto Existing Spur Gear

Removal of existing Spur Gear

New Disc LayeredDrum Assembly

Existing ChainAnd Sprocket

New Disc LayeredDrum Installed

New Disc LayeredDrum Assembly