Highway Designation File

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


Certified Mileage (Open to Traffic)
21.025 2010

FARM TO MARKET ROAD NO. 590

Minute Order 021215, dated 07/13/1945 (date of agreement)

From SH 16 near the south edge of Comanche, southwestward  5.0 miles to Blanket Road, 4.5 miles north of Mercer's Store (Comanche County). New Designation



Minute Order 025685, dated 11/23/1948

From SH 16 near south edge of Comanche southeastward  to Mercer's Gap, a distance of approximately 9.0 miles. (Comanche County)  Extended southwestward 4.0 miles.



Minute Order 031177, dated 11/20/1951, Adm. Order, 121-1951, dated 12/12/1951

From US 84 in Zephyr, northeastward to SH 16 in Comanche, a distance of approximately 21.5 miles. (Comanche and Brown Counties)  Extended approximately 12.6 miles to US 84 in Zephyr, 8.8 miles of which was transferred from canceled FM 584.