Steel HVAC pipes that run 300 feet from one heating and cooling tank to a return tank within the plant. The 4″ diameter pipes are located four feet underground, surrounded by 480 volts of electrical conduit lines. The pipe system is more than 30 years old.
An evaluation of the steel HVAC pipes that run throughout the plant revealed a lot of interior corrosion. These 4″ diameter pipes are located four feet underneath concrete, surrounded by 480 volts of electrical conduit lines. The customer wanted to rehabilitate the pipes but without touching the electrical lines.
The aged HVAC pipe system inside this multi-story office building had to be repaired, but since some of the pipes are hidden inside walls and other inaccessible areas, the building engineers looked for an in-situ pipe lining process. The black iron pipes have 8″ through 12″ diameters.
Approximately 2,000 feet of HVAC pipes. These black iron pipes have 8″, 10″ and 12″ diameters and include dozens of elbows. The pipes are hidden inside walls and other challenging places.
The middle school’s aged, potable main line was badly corroded and experienced pinhole leaks. The cold water line was partially beneath roads and the school did not want to tear up the roads in order to restore the pipe line.