This specification covers the requirements for reusable and nonreusable geosynthetic alternate daily covers (ADCs) used on the working face of municipal solid waste landfills (MSWLF). Geosynthetic ADCs include a wide range of products including, but not limited to, reinforced film, unreinforced film, reinforced sheet, unreinforced sheet, coated geotextile and uncoated geotextile. Geosynthetic ADC are classified as nonreusable geosynthetic ADC, and reusable geosynthetic ADC. The breaking factor, tear resistance, and puncture strength of the nonreusable ADC shall be tested to meet the requirements prescribed. The grab strength, trapezoidal tear, and puncture resistance of the reusable ADC shall be tested to meet the requirements prescribed.