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Ih 20 WB over SH 137

Martin County, Texas · rated Fair in the 2025 National Bridge Inventory

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

Ih 20 WB over SH 137 in Martin County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1968, making it 57 years old at the 2025 inventory.
It carries about 14,157 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 6 of the 19 inventoried bridges in Martin County rated fair (31.6%); 0 (0.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 189 ft
Location	At JCT of SH 137/IH 20
NBI structure number	061560000504206
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ih 20 over Mustang Draw	1954	25,540	Fair
Ih 20 over Draw	1968	22,806	Good
Ih 20 EB over SH 137	1968	14,350	Fair
Ih 20 EB over Bi 20	2022	11,742	Good
Ih 20 WB over Bi 20	2022	11,742	Good
SH 349 over Draw	1950	8,719	Good