Highway Designation File
Transportation Planning and Programming Division
Current Description-Effective Date-Authority
FARM TO MARKET ROAD NO. 493
Minute Order 021215, dated 06/26/1945 (date of agreement)
From Donna southward 7.5 miles to Run School (Hidalgo County).
Adm. Auth., dated 01/08/1957, Adm. Cir. 020-1957, dated 03/15/1957
From FM 4110 at Hargill, southward via La Blanca and Donna to US 281 near Run School, a distance of approximately 25.5 miles. (Hidalgo County) FM 890 canceled combined, adding approximately 10.5 miles, from SH 107 at La Blanca to US 83 in Donna designated by Minute Order 041459, adding approximately 8.5 miles, from US 83 at East Donna Boulevard, southward approximately 2.5 miles to existing FM 493 relocated by Minute order 041456, a decrease approximately 0.4 mile.
From SH 186 southward via Hargill, La Blanca, and Donna to US 281 near Run School, a distance of approximately 28.9 miles. (Hidalgo County) Extended northward approximately 3.4 miles from FM 490 to SH 186.