Vertical Tank definition

Vertical Tank. : means steel atmospheric tanks with flat bottoms, cylindrical shell and conical roofs intended for aboveground storage of non- corrosive, stable, flammable, and combustible liquids;
Vertical Tank. : means steel atmospheric or low-pressure tanks with flat or coned bottoms, cylindrical shell and fixed or floating roof intended for aboveground storage of non-corrosive, stable, flammable, and combustible liquids;