Specifications include, but are not limited to: A. Contractor shall furnish a qualified Mileage Sales Field Manager or person of equal qualifications to inspect tire wear, other tire conditions and to assist MTS personnel with any problems associated with tires. The individual shall spend three (3) consecutive working days per month, unless released earlier by the Director of Maintenance or his designee. The individual shall be required to inspect tires and related problems as required. All three (3) garages and Fleet Maintenance shall be serviced each month. B. Contractor shall supply and maintain a 10% spare ratio of new. C. The Mileage Sales Field Manager shall inspect all tires on each vehicle each year. The engineer shall inspect all tires on a minimum of 50 buses each month.