Plant Gorgas Baghouse and Pantsleg Duct Replacement

Structural Steel & Equipment Installation

• Erected 9,356 tons of structural and reinforcing steel supporting large-scale emissions control and baghouse systems
• Installed baghouse structures, booster fans, dampers, and associated structural support steel using large crawler cranes, many with super-lift configurations

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Heavy Rigging & Machinery Moving

• Executed complex industrial rigging involving dual and multi-hook critical lifts
• Performed high-risk rigging operations within confined and active plant areas
• Coordinated crane movements through a precisely sequenced critical-path lift plan

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Ductwork Replacement & Outage Execution

• Performed major duct replacement and tie-ins during a scheduled outage, requiring tight sequencing and coordination
• Achieved gas-tight duct completion 2½ shifts ahead of the outage schedule, enabling early return to service

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Schedule Performance & Project Phasing

• Executed work over a two-year project duration, consisting of two primary phases
• Completed both phases ahead of schedule, including outage work
• Managed removal and installation activities on an hour-by-hour basis during critical outage windows

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Safety, Labor & Collaboration

• Executed approximately 300,000 total man-hours with a peak manpower of 156 craft professionals
• Delivered the project under NSC’s zero-incident safety culture, earning owner recognition for safety, planning, and execution excellence

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