Ih 20 Bus over Drain
Martin County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ih 20 Bus over Drain in Martin County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1963 and reconstructed in 2007, making it 62 years old at the 2025 inventory.
- It carries about 3,580 vehicles a day (traffic count year 2013).
- Its listed owner is the state highway agency.
- It is one of 13 of the 19 inventoried bridges in Martin County rated good (68.4%); 0 (0.0%) 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.
View this bridge on a map → (32.12848, -101.79143)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 34 ft |
| Location | 0.65 Mi E of SH 137 |
| NBI structure number | 061560000516136 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Martin County
| 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 WB over SH 137 | 1968 | 14,157 | Fair |
| Ih 20 EB over Bi 20 | 2022 | 11,742 | Good |
| Ih 20 WB over Bi 20 | 2022 | 11,742 | Good |
All bridges nearby: Martin County, TX bridge conditions · every bridge in Martin County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.