Specifications include, but are not limited to: These technical specifications define requirements for heavy-duty 60 foot 5 door BRT standard articulated buses that shall be used in local transit service in Cleveland, Ohio. Buses shall have a minimum expected life of twelve (12) years or 500,000 miles, whichever comes first, and are intended for the widest possible spectrum of passengers, including children, adults, the elderly and people with disabilities. All BRT buses must meet the GCRTA BRT Health Line station platform design requirements for left and right hand boarding stations. Buses must incorporate a method to safely board passengers with the designed platforms and allow level boarding at all the available doors.