May 4, 2020 · Two existing double bottom tanks are presented showing the layout and CP data where the old tank bottom and portions of the dead shell were electrically isolated from the upper tank …

The use of “double-bottom” or “false bottom” floors on existing above ground fuel storage tanks is a technology that has become more common within the industry since the early 1990s.

Explore best practices for installing and monitoring cathodic protection on double bottom tanks to ensure effective corrosion control and system longevity.

Originally constructed in 1995, the original design of this critical service ethylene storage tank included a cathodic protection system to protect the external tank bottom in contact with the ground.

right through the old tank bottom, conductive liner and concrete to cathodically protect the new tank bottom in an “El Segundo” tank. Adding cathodic protection to an “El Segundo” double-bo

A double bottom repair uses a new steel bottom on top of the existing steel bottom, separated by an impermeable liner and concrete. The separating material can also be sand with cathodic protection …

May 5, 2025 · (Video) Cathodic protection system developed by US Tank Protectors allows protection of double-bottom tanks without stopping operations.

ZERUST® Underside Injection IDS (the most common method of VCI application) is designed for tanks with compacted sand fill, Release Prevention Barriers (RPBs), double bottoms, or hard pads like …

Dec 31, 1995 · Cathodic protection in the form of sacrificial anodes with satisfactory life and protective current distribution parameters is the best tool for corrosion mitigation on above ground storage …

Cathodic protection systems must be designed and installed according to applicable industry codes of practice for external CP of buried metal structures. Tanks with sacrificial anode CP systems must be …