Get Storage Tank Inspection Checklist

The inspection and cleaning interval can vary based on the type of tank and water quality. Generally, a water storage tank should be inspected at least every five years, or more often, depending on State requirement. Cleaning and repairs should be addressed based on the findings of the tank inspection.

API 653 - Tank Inspection, Repair, Alteration, and Reconstruction.

The inspection and cleaning interval can vary based on the type of tank and water quality. Generally, a water storage tank should be inspected at least every five years, or more often, depending on State requirement. Cleaning and repairs should be addressed based on the findings of the tank inspection.

Storage tank inspections cover both in- and out-of-service inspections of vertical and horizontal bulk storage tanks, both above and below ground. A combination of techniques is used to provide a comprehensive storage tank inspection, reporting on the overall condition of tank floors, shells, roofs and structures.

Storage tanks serve two major purposes. One is to provide storage volume and the other is to provide pressure to the distribution system. A particular tank can serve one or both purposes depending on its location within the system and its type of configuration. There are a variety of tank types or configurations.

Storage tanks are containers that hold liquids, compressed gases (gas tank; or in U.S.A "pressure vessel", which is not typically labeled or regulated as a storage tank) or mediums used for the short- or long-term storage of heat or cold.

What Does a Tank Inspector Do? Tank inspectors examine tanks that store hazardous materials either above ground or underground to ensure they are safe. As a tank inspector, your responsibilities may include visually inspecting storage tanks and reporting your findings to the tank owner or the relevant authorities.

UL-142 is a national standard that covers most types of tanks for flammable and combustible liquids. It also applies to those tanks that are made from steel and located above ground. These standards apply for various shaped tanks including rectangular, round, or cylindrical.