Underground Storage Tank (UST)

Underground Storage Tank (UST)

Underground Storage Tank (UST): An underground storage tank (UST) is a confined container occupying any volume of space within the subsurface, for the purposes of storing liquid. Underground tanks typically support commercial and residential services and have filling ports, ventilation pipes, and connecting product pipelines. Underground storage tanks (USTs) come in different sizes and are made with various materials (for example- fiberglass, steel, plastic, polymer, or combinations of these in the form of double walling).

Underground Storage Tank Abandonment & Removal Process - Geo Forward
Underground Storage Tank Abandonment & Removal Process – Photo by Geo Forward

Environmental Conditions of Underground Storage Tanks

Commonly, USTs are used to contain hazardous liquids, such as gasoline, diesel, jet fuel, waste oil, heating oil, etc. As a result, underground tank contamination is a recognized environmental condition. And the underground storage tank removal process entails mandatory environmental compliance. Moreover, modern environmental laws require certain facilities to maintain leak detection systems, vacuum and pressure sensors, and subsurface secondary containment units with USTs to prevent UST soil pollution.

Also See:

Similar Posts

  • Metamorphic Rock

    ByGeo Forward

    Metamorphic Rock Definition In the field of geology, the term “Metamorphic Rock” refers to a rock classification that is the result of the alteration of prior existing sedimentary rocks or igneous rocks. The alteration process is “metamorphosis, and can take place by various methods and environments. The metamorphosis process produces specific metamorphic rocks, on the…

  • Boyle Dayton Los Angeles

    ByGeo Forward

    Boyle Dayton Los Angeles The Boyle Dayton Los Angeles Company was a reputable manufacturer and seller of fueling pumps and standalone underground tanks, for automobiles in the early 1900s. Unlike modern gasoline service stations, the Boyle Dayton Company was a specialty manufacturer of curbside fuel station accessories. Curbside fueling stations were common in America before…

  • Fault Creep

    ByGeo Forward

    Fault Creep Fault Creep: Fault creep means slow ground displacement of a strike-slip fault or dip-slip fault, that usually occurs without accompanying earthquakes. Fault creep can derive from tectonic activity, or be the result of excessive petroleum and groundwater pumping.

  • Effective Size (D10)

    ByGeo Forward

    Effective Size (D10) “Effective Size” (D10) is an engineering geology term. Effective Size represents a diameter that directly corresponds to the percentage, by weight, of grains that equal to 10% on the grain-size diagram. To illustrate, 10% of the soil sample particles are finer-grained, and 90% of the sample particles are coarser than the “effective…

  • Volcanology

    ByGeo Forward

    Volcanology Volcanology: Volcanology is a branch of geology that focuses on the study of volcanos. In volcanology, geologists conduct field and laboratory investigations to learn about continental, coastal, and submarine volcanic activities. In fact, volcanology ties into many other branches of geology. For instance, a volcanologist may study the geochemistry of igneous rocks, such as…