US Steel – Granite City Works
Mechanical contractor for industrial mechanical work at US Steel's Granite City Works in Southwestern Illinois, completed within nine months with zero injuries on site.
- Owner
- Ultium & LG
- Value
- $12,000,000
- Construction Manager
- Barton Malow
- Architect
- Gresham-Smith
- Industries
- Emerging Technology
- Industrial
- icon's role
- Engineering
- Fabrication & Modular
- Mechanical Construction
- HVAC & Sheet Metal
icon Mechanical is proud to have delivered the mechanical systems and components for one of the largest projects in the United States—the $2.64 billion Ultium Cells electric-vehicle battery plant in Spring Hill, TN. This 2.8 million SF joint venture between GM and LG Energy Solution was designed to supply batteries to GM's nearby production plant.
The facility's footprint spans roughly 22 Home Depots, with about 2,000 construction workers on site and 40–60 shipping containers of material arriving daily. Among all bid packages, icon was awarded the largest work scope: a commitment of 69,000 man-hours to the mega-project.
Scope of Work
Clean Room Ductwork — Fabrication & Install
- 870,000+ lbs of clean room ductwork fabricated and installed
- ~5,600 pieces of rectangular ductwork
- ~4,200 pieces of round ductwork
HVAC Systems
- Supply, return, exhaust, and dehumidified-air ductwork systems
- Setting of 240 pieces of HVAC equipment
Logistics & Sequencing
- Full logistics, sequencing, and tracking of mechanical components
- Fabrication, shipping, storage, and in a 9-month install schedule
Project Insights
- $2.64B · 2.8M SF — among the largest projects in the U.S.
- Largest work scope of all bid packages – 69,000 icon man hours
- 870,000+ lbs of clean room ductwork
- ~5,600 rectangular
- ~4,200 round duct pieces
- 240 HVAC units
- 9-month installation schedule
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