Specifications include, but are not limited to: The purpose of this contract is to establish safe transportation for students, of all grade levels and competitive pricing for Charter Bus Transportation Services for Katy ISD. This is a request for proposal to establish vendors and cost which will allow for the legal and safe transportation of Katy ISD students and staff. Proposal prices must remain firm for one year from the date of award for proposals to be considered. Proposals shall be based on a four hour trip. A total net cost shall include the rental of the bus, driver, vehicle maintenance, tools, fuel, taxes, and insurance. If pricing is subjected to seasonal rates for standard day trips, so indicate on the Deviation Form and include detailed information. If fuel surcharges are to be added to any invoice, it must be indicated in writing on the initial quote, reservation or confirmation.