 This was due to the relocation of US 67 away from the town center toward the Presidio-Ojinaga International Bridge with much of US 67's former route through town being replaced by the newly designated Bus.US 67-A, Spur 203, and Spur 310.FM 170 begins at Candelaria at the termination of the Chispa Road, a rugged, unpaved county road in Presidio and Jeff Davis counties that connects to US 90 by way of FM 2017 between Van Horn and Valentine.