These requirements cover preengineered corrosion protection systems. Part covers factory assembled composite systems. Part covers factory assembled jacket systems.
Part covers factory assembled coated systems.
These corrosion protection systems are intended to be completely installed at the factory on carbon steel underground storage tanks. Part covers polyurethane materials only. Evaluation of other materials or thicknesses is to be conducted as noted in paragraph D of the Foreword. These corrosion protection systems are intended to be installed, operated and maintained in accordance with the manufacturer's instructions. A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this standard, and that involves a risk of fire or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the level of safety as originally anticipated by the intent of this standard.