Utility Structures. Provide a minimum of 12 inches below subgrade and backfill with Class I compacted to 95 percent maximum density. If the soil conditions are found to be unsuitable for structural stability of the manhole, Town may require additional depth of Class I material.
Appears in 2 contracts
Sources: Sanitary Sewer System Specifications, Sanitary Sewer System Specifications
Utility Structures. Provide a minimum of 12 inches below subgrade and backfill with Class I compacted to 95 percent maximum density. If the soil conditions are found to be unsuitable for structural stability of the manhole, Town City may require additional depth of Class I material.
Appears in 1 contract
Sources: Sanitary Sewer System Pressure