US-1 NB (SR-15) over Little Mills Creek
GoodNassau County, Florida · 0.8 Mile N. of US-301 · Structure no. 740109
- Built
- 1998
- 27 years old
- Condition
- Good
- inspected September 2024
- Type
- Slab
- Concrete Continuous
- Length
- 96 ft
- 4 main spans
- Daily traffic
- 8,100
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US-1 NB (SR-15) over Little Mills Creek is a concrete continuous slab carrying US-1 NB (SR-15) over Little Mills Creek in Nassau County, Florida. It was built in 1998, so it is 27 years old, younger than the Florida average of 41.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 8,100 vehicles a day, roughly 13% of them trucks, projected to reach 14,054 by 2045. The structure is 96 ft (29.3 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US-1 NB (SR-15) over Little Mills Creek built?
It was built in 1998, making it 27 years old in 2025.
What condition is US-1 NB (SR-15) over Little Mills Creek in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.
How much traffic does US-1 NB (SR-15) over Little Mills Creek carry?
About 8,100 vehicles per day (2023 count), of which roughly 13% are trucks.
How long is US-1 NB (SR-15) over Little Mills Creek?
The structure is 96 ft (29.3 m) long with a longest span of 24 ft (7.4 m) and a deck 42 ft wide.
Who owns US-1 NB (SR-15) over Little Mills Creek?
It is owned by the State Highway Agency.