Highway Designation File

Transportation Planning and Programming Division
Current Description-Effective Date-Authority


Minute Order 071368, dated 05/25/1976; Adm. Ltr. 015-1976, dated 09/15/1976

From US 281, east of Los Indios, southward approximately 1.5 miles to proposed New International Bridge at the Rio Grande.  (Cameron County)  New Designation.

Adm. Auth., dated 04/15/1992; Adm. Ltr. 002-1992, dated 05/01/1992

Cancelled.  (Cameron County)  Mileage transferred to FM 509.

Minute Order 102542, 07/29/1993; DesLtr 01-1994, dated 01/05/1994

From IH 10 northeast of Tornillo, southwestward 2.5 miles to SH 20 at Tornillo.  (El Paso County)  New Designation.

Minute Order 113031, dated 2/23/2012; DesLtr 1-2012, dated 4/26/2012

From IH 10 northeast of Tornillo, northwestward to the Tornillo/Guadalupe International Bridge and port of entry, a distance of approximately 3.9 miles. (El Paso County). Route extended westward from SH 20 to the International Bridge, approximately 0.6 mile.