WSU - Trinity Transportation - Bridge Page

Bridge to Trinity Transportation
Charter Bus Transportation

Trinity Transportation

Procurement and Strategic Sourcing (PASS), in conjunction with the campus community, undertook an extensive Strategic Sourcing RFP effort to select a preferred supplier for school bus and charter bus services. As a result of this effort, Trinity Transportation has been awarded the contract for both types of services.

The Ordering Process 

Please click the attached link to book transportation

  1. Please click the link of the respective transportation requested.
  2. Please complete the form in its entirety. In the box labeled "Tell us about any special arrangements you require and/or enter your contract code": Please input the contract code "WSU General Services", fill out the remaining boxes and click send.
  3. Trinity's reservations department will respond within 24-48 hours.
    1. Trinity will only provide a quote.
    2. To confirm the reservation, the department must inform the Trinity reservationist, to book the selected vehicle.
  4. After the bus service is booked, Trinity will return a confirmation document within 24-48 hours.
  5. The Department should process a requisition including the charter number within 48 hours.  A copy of the "trip confirmation" must be attached to the requisition as support documentation for Procurement approval.
  6. Procurement will review and approve the REQ, and a system generated PO will be emailed to Trinity.
  7. Trinity will continually work with the department to ensure the itinerary is complete and provide a confirmation call at least 1 week prior to the transportation departure to ensure all details are complete.

Vendor Contacts 

University Contacts

If you have any questions or comments concerning the spreadsheet or the procedures, or require other assistance, please contact

Valerie Kreher, Senior Buyer by phone 313-577-3720 or email

Thank you for visiting!!
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Procurement & Strategic Sourcing