12-01: Natural Draft Cooling Tower Ring Replacement: Unique Construction

This paper presents the technical, logistical and scheduling challenges encountered to complete the project during a 49 day outage, which included preassembly of sixty-four (64), 15-ton pultruded structural fiberglass modules. More than 150 workers logged 94,000 man hours with zero safety incidents, (2) days ahead of schedule, allowing early plant restart and commissioning. The completed tower provides PPL additional generation capacity while distributing 261,000 gpm, is 45 feet high and 400 feet in diameter.