Highway Designation File
Transportation Planning and Programming Division
Current Description-Effective Date-Authority
| 14.869 | 2010 |
STATE HIGHWAY LOOP NO. 20
Minute Order 016701, dated 09/26/1939
Laredo Loop - From a point on US 96, 1.2 miles east of the east city limits of Laredo, to a point on US 83 within the city limits of Laredo and just south of the Chacon Creek Bridge. (Webb County) General redescription of Highway System.
Minute Order 036579, dated 08/24/1954; Adm. Ltr. 005-1978, dated 05/15/1978
From SH 359, 1.2 miles east of east city limit of Laredo, southwestward to US 83 in Laredo just south of the Chacon Creek Bridge. (Webb County) New description; point of beginning redescribed as SH 359.
Minute Order 083649, dated 09/27/1985; Adm. Ltr. 012-1985, dated 12/09/1985
From US 59 east of Laredo, southward and southwestward approximately 4.0 miles to US 83 in south Laredo. (Webb County) New description; section of approx. 2.2 miles added, from US 59 east of Laredo, southward to its present junction with SH 359 and SL 20.
Minute Order 106935, dated 08/29/1996; DesLtr 04-1996, dated 09/27/1996
From US 83 in south Laredo, northeastward, northward, and eastward to two miles east of IH 35, at the terminus of FM 3464, a total distance of approximately 10.5 miles. (Webb County) New description; at District's request, SL 20 is extended from its present terminus at US 59, northward and eastward two miles east of IH 35, the terminus of FM 3464, distance of approximately 6.5 miles.
Minute Order 107490, dated 05/28/1998; DesLtr 02-1998, dated 07/16/1998
From US 83 in south Laredo, northeastward, northward, westward, and southwestward to the future Laredo Northwest International Toll Bridge IV, west of Laredo, a total distance of approx. 16.6 miles. (Webb County) New description; at At District's request, SL 20 is extended on the State Highway System, from approx. 2.0 miles east of IH 35, westward concurrent with UR 3464 to approx. 0.33 mile west of IH 35, then southwestward on new location to the future Laredo Northwest International Toll Bridge IV, a distance ofapproximately 2.07 miles.
Minute Order 111382, dated 05/29/08; DesLtr 4-2009, dated 12/31/2009
From approximately 0.6 mile west of FM 1472 in northwest Laredo, eastward and southward to US 83 in southeast Laredo, a distance of approximately 22.9 miles. (Webb County) Extended route from SH 359 southward approximately 9.82 miles to US 83.
Minute Order 113696, dated 08/29/2013; DesLtr 03-2013, dated 02/18/2014
From approximately 0.6 mile west of FM 1472 in northwest Laredo, eastward and southward to US 83 in southeast Laredo, a distance of approximately 22.9 miles. Extended route from SH 359 southward approximately 9.82 miles to US 83. (Webb County) A segment of State Loop 20 was redesignated as State Spur 259 from SH 359 southward to SL 20, a distance of approximately 0.2 mile.
Minute Order 113852, dated 02/27/2014
Minute Order 114024, dated 07/31/2014
Minute Order 113852: In the city of Laredo, a segment of SL 20 was redesignated on the state highway system as US 59 from the entrance to the World Trade Bridge approximately 0.6 mile west of FM 1472, eastwards and southwards to the intersection of existing SL 20 and existing US 59, a total distance of approximately 10.9 miles. (Webb County) Redesignation (partial route)
Minute Order 114024: Revised the actions prescribed in Minute Order 113852 by extending the designation of SL 20 on the state highway system concurrently with US 59 from the entrance to the World Trade Bridge approximately 0.6 mile west of FM 1472, eastwards and southwards to the intersection of existing SL 20 and existing US 59, a total distance of approximately 10.9 miles. (Webb County) Extension: Along Concurrency
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