I-555 over SLSW RR; Mahon St.
Craighead County, Arkansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-555 over SLSW RR; Mahon St. in Craighead County, Arkansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1978, making it 47 years old at the 2025 inventory.
- It carries about 10,500 vehicles a day (traffic count year 2018).
- Its listed owner is the state highway agency.
- It is one of 138 of the 443 inventoried bridges in Craighead County rated fair (31.2%); 9 (2.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated poor in the 2024 inventory and is now fair (deck 6 to 9, superstructure 4 to 6, substructure 5 to 6).
- Its most recent inspection on record is dated May 2024, on a 24-month routine inspection cycle.
- 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 → (35.84068, -90.75258)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 9 | Excellent condition |
| Superstructure | 4 | 6 | Satisfactory condition |
| Substructure | 5 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 296 ft |
| Location | 4.14 Mi NW of SH 18 |
| NBI structure number | 0000000000A5204 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Arkansas department of transportation.
Busiest bridges in Craighead County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 49 sec. 3 LM 12 over Matthews Rd & Bx Clvt | 1972 | 38,160 | Fair |
| US 49 over St L Sf & St L SW Rrs | 1972 | 38,160 | Fair |
| I-555-03- Lm 43.25 over Ditch | 1970 | 34,000 | Fair |
| US49 - Stadium Blv over I-555 | 1991 | 32,000 | Good |
| US 49 over Whiteman Creek | 1974 | 31,352 | Good |
| US 49-03- Lm 6.43 over Little Bay Ditch Trib. | 2000 | 26,000 | Good |
All bridges nearby: Craighead County, AR bridge conditions · every bridge in Craighead County · Arkansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.