Highway Designation File

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

Certified Mileage (Open to Traffic)
14.996 2010


Minute Order 021215, dated 06/16/1945 (date of agreement)

From Cometa southward to the Zavala/Dimmitt County Line. (Zavala County) New Designation.

Minute Order 021215, dated 07/09/1945 (date of agreement)

From Comets  to SH 85, 11.0 miles northwest of Carrizo Springs. (Zavala/Dimmitt Counties)  Extended from the Zavala/Dimmitt County Line southward to SH 85. 

Minute Order 033468, dated 02/17/1952

From US 77, approximately 11.0 miles northwest of Carrizo Springs northward to Cometa, thence northeastward to FM 1668, a distance of approximately 12.7 miles. (Dimmitt and Zavala Counties)  Extended approximately 9.5 miles to FM 1668.

Adm. Auth., dated 05/12/1955

From US 277 approximately 11.0 miles northwest of Carrizo Springs, northward to Cometa, then eastward to US 83 north of Crystal City, a distance of approximately 15.0 miles. (Dimmitt and Zavala Counties)  That portion of FM 1668 from its junction with present FM 393 eastward to US 83 transferred to FM 393, adding approximately 2.5 miles.