They say neither speed nor weather are considered to have been factors in the accident.
The bus was one of four traveling together from Long Island, N.Y., where the 16-year-old singer performed last night. The group was headed for Greensboro, N.C., for another show Sunday.
Members of the tour, some still wearing pajamas, began transferring backpacks and laptops from the wrecked bus into two others parked outside a restaurant about 40 miles south of Richmond. They all declined to speak to reporters.
Miley Cyrus is the daughter of country star Billy Ray Cyrus, who also appears on the family friendly Disney sitcom "Hannah Montana."
