SR-37 SB over North Fork Alafia River
GoodPolk County, Florida · 0.4 MI S of SR-60 · Structure no. 160347
- Built
- 2014
- 11 years old
- Condition
- Good
- inspected October 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 256 ft
- 4 main spans
- Daily traffic
- 7,000
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
SR-37 SB over North Fork Alafia River is a prestressed concrete stringer/multi-beam or girder carrying SR-37 SB over North Fork Alafia River in Polk County, Florida. It was built in 2014, so it is 11 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 7,000 vehicles a day, roughly 22% of them trucks, projected to reach 12,145 by 2042. The structure is 256 ft (78 m) long and 41 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 | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR-37 SB over North Fork Alafia River built?
It was built in 2014, making it 11 years old in 2025.
What condition is SR-37 SB over North Fork Alafia River 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 October 2023.
How much traffic does SR-37 SB over North Fork Alafia River carry?
About 7,000 vehicles per day (2023 count), of which roughly 22% are trucks.
How long is SR-37 SB over North Fork Alafia River?
The structure is 256 ft (78 m) long with a longest span of 64 ft (19.5 m) and a deck 41 ft wide.
Who owns SR-37 SB over North Fork Alafia River?
It is owned by the State Highway Agency.