Cianbro self-performed the No. 11 Paper Machine rebuild and modernization project converting paper production from directory grade to supercalender grade A paper.

Project Details

• Assisted the owner with project management
• Performed constructibility reviews for the design engineer
• Dismantled and removed portions of existing equipment
• Modified the stock preparation area, which included:
  • Installing a new refiner, saveall, screens, and cleaners
  • Performing associated piping, electrical, and instrumentation work, including the installation of 40,000 lf of pipe, 750,000 lf of cable, 35,000 cable terminations, and 40,000 lf of tubing
  • Installing a new reel, winder, and roll handling system at the machine’s dry end
• Placed 3,080 cy of concrete foundations
• Erected 133 tons of structural steel
• Completed a 42-day machine shutdown to:
  • Revise the power distribution and control systems
  • Install new drives
  • Install a new forming section, headbox, and steam box at the press section
  • Modify the dryer section, which included installing a new remoisturizing section and on-machine supercalender