Manitowoc Lifts’ low pressure in-ground lifts meet federal EPA regulations governing underground storage tanks. The A-12E3 two-post certified 8,000-lbs. capacity in-ground lift has an expanded family: A-22E3 and A-22E5 10,000lbs. and 12,000 lbs., and A-22R5 10,000 lbs. drive-on ramp lift two-post models.