Md 299 over Herring Branch
Kent County, Maryland · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Md 299 over Herring Branch in Kent County, Maryland, 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 1913 and reconstructed in 1932, making it 112 years old at the 2025 inventory.
- It carries about 753 vehicles a day (traffic count year 2013).
- Its listed owner is the state highway agency.
- It is one of 37 of the 44 inventoried bridges in Kent County rated fair (84.1%); 2 (4.5%) 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 January 2025, 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 → (39.37182, -75.80371)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete deck arch |
| Length | about 30 ft |
| Location | 0.46 M S of Cecil Co Line |
| NBI structure number | 100000140017010 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 7: scour countermeasures installed |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Maryland department of transportation.
Busiest bridges in Kent County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Md 213 over Chester River | 1930 | 13,835 | Fair |
| US 301 NB over Sassafras River | 1955 | 11,552 | Fair |
| US 301 SB over Sassafras River | 1955 | 9,710 | Fair |
| US 301 SB over Md 290 | 1962 | 9,710 | Fair |
| Md 20 over Fannel Branch | 1949 | 7,420 | Fair |
| Md 20 over Radcliff Creek | 1950 | 6,850 | Fair |
All bridges nearby: Kent County, MD bridge conditions · every bridge in Kent County · Maryland bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.