Round Trip School to Destination: Student transportation services shall be provided as-needed to meet the District’s field trip and activity transportation needs during the regular school year. Transportation services would be required to transport students from their designated school to the field trip and activity location and back to their school. 1.2. Guaranteed Minimum Base Trip: District guarantees that each trip will consist of a minimum of five (5) hours of service and one hundred fifty (150) miles. 1.3. Trip Routes and Scheduling: 1.3.1. Contractor shall provide timely operation of trips pursuant to the agreed upon schedule. 1.3.2. Contractor shall arrive at least fifteen (15) minutes prior to the scheduled departure time of each trip. 1.3.3. Children are not to be transferred to another vehicle going to or coming from school, except in case of emergency or breakdown, or unless the schedule calls for such transfer on school property.