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Ih 37 SB over SH 359

San Patricio County, Texas · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Ih 37 SB over SH 359 in San Patricio County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1971, making it 54 years old at the 2025 inventory.
It carries about 11,250 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 112 of the 241 inventoried bridges in San Patricio County rated good (46.5%); 2 (0.8%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 299 ft
Location	1.8 Mi SE of FM 3377
NBI structure number	162050007403127
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.

Bridge	Built	Vehicles/day	Condition
US 181 over La Quinta Drainage Ditch	2024	45,911	Good
US 181 SBFR & Ramp over Drainage Ditch	2008	43,726	Good
US 181 over Drain	1970	35,542	Fair
US 181 SB over FM 3239 (buddy Ganem Dr)	1987	24,117	Fair
SH 35 over Drainage Ditch	1926	22,697	Fair
Ih 37 Ml & Efr over Draw	1970	22,516	Good