Jack Martin Rd over I 20
Webster Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Jack Martin Rd over I 20 in Webster Parish, Louisiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1983, making it 42 years old at the 2025 inventory.
- It carries about 2,900 vehicles a day (traffic count year 2015).
- Its listed owner is the state highway agency.
- It is one of 105 of the 194 inventoried bridges in Webster Parish rated fair (54.1%); 48 (24.7%) 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.
View this bridge on a map → (32.57581, -93.2275)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 330 ft |
| Location | 3.86 Mi E of La 7 |
| NBI structure number | 046004510312901 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Webster Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0020 over Cooley Branch | 1960 | 44,225 | Fair |
| I0020 over Cooley Branch | 1960 | 44,225 | Good |
| I0020 over Kcs R/R | 1960 | 41,386 | Fair |
| I0020 over US371 @ Dixie Inn | 1960 | 38,625 | Fair |
| I0020 over Dorcheat Bayou Rel | 1960 | 38,625 | Good |
| I0020 over Dorcheat Bayou | 1960 | 38,625 | Fair |
All bridges nearby: Webster Parish, LA bridge conditions · every bridge in Webster Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.