Breadcrumb ... Home Faculty and Staff Directory Gregory Vavra SDLTAP Program Manager Email 605-688-5601 Mailing Address: Crothers Engineering Hall 304 SD LTAP-Box 2219 University Station Brookings, SD 57007 Cell Phone Number: 605-695-0901 Office Location: Crothers Engineering Hall Room 304 View Location Back to Directory Associated Areas SD Local Transportation Assistance Program