Specifications include, but are not limited to: 1. Unloading the tank from the transport vehicle using installed loading lugs. 2. Excavating the site to accommodate the tank, pump vault, underground piping, backfill materials, and an adequate and safe working space. 3. Disposal of excavated material that is not suitable as secondary backfill, as is more fully described at page 5, tables 3-5 of the Manufacturer’s Installation Manual. 4. Providing required primary backfill material (pea gravel or crushed stoned) as specified at page 4, tables 1-2 of the Manufacturer’s Installation Manual with 12 inches of primary backfill below the tank and extending 12 inches beyond the tank shadow at the base of the tank. 5. Providing required geotextile material to cover the entire surface of the primary backfill. (Please note that polyethylene film is not considered an effective geotextile material)