L-1526 EB over Tidal Marsh
Beaufort County, South Carolina · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- L-1526 EB over Tidal Marsh in Beaufort County, South Carolina, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2016, making it 9 years old at the 2025 inventory.
- It carries about 9,550 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 28 of the 72 inventoried bridges in Beaufort County rated good (38.9%); 4 (5.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated August 2023, on a 24-month routine inspection cycle.
- 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 → (32.23413, -80.80236)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 1,365 ft |
| Location | 4 SE of Bluffton |
| NBI structure number | 000000000010063 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.
Busiest bridges in Beaufort County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 278 EB over Okatie River | 1991 | 33,950 | Fair |
| US 278 EB over Sc 170 | 1991 | 33,950 | Good |
| US 278 WB over Okatie River | 1991 | 33,950 | Fair |
| US 278 WB over Sc 170 | 1991 | 33,950 | Good |
| US 21/RIBAUT Rd over Battery Creek Overflow | 1993 | 32,900 | Fair |
| US 21 over Battery Creek | 1994 | 32,900 | Fair |
All bridges nearby: Beaufort County, SC bridge conditions · every bridge in Beaufort County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.