Bottom Ash Dewatering Project

Bottom Ash Dewatering Project

Power Plant, Stanton ND

2017-2018

ICI was contracted for the installation of a bottom ash dewatering system for a coal-fired power plant in ND.  The project consisted of work inside the existing units as well as new buildings added to the facility to house process equipment.  ICI’s scope of work included:

• Furnish and erection of 340 tons of structural steel
• Installation of equipment foundations in the basement of existing generating units including a large 20’ x 40’ x 2’ demolition of existing concrete utilizing core drill grid and non-explosive cracking agent technique
• Furnish and installation of 25,000’ of process piping ranging from small bore up to 36”
• Field erection of a 70’ diameter clarifier tank and rake assembly
• Field erection of a 114’ x 25’ x 20’ surge tank
• Installation of 28 process pumps
• Installation of 2 heat exchangers
• Installation of 54,000’ of conduit and 3,000’ of cable tray
• Furnish and installation of 250,000’ of power, instrument, and control cable.
• Design, furnish, and installation of heat trace system including 10,000’ of heat trace wire and 2 heat trace control panels
• Furnish and installation of HVAC systems including 2 air handling units, 16 unit heaters, 5 louvers, 6 roof ventilators, 12 powered ventilators, 16 dampers.
• Trim-out and completion of submerged flight conveyor system

Total Man-hours expended: 197,000