RTE 21 over Big Creek
GoodSteuben County, New York · JCT SR 21 & CO RD 7 · Structure no. 000000001069432
- Built
- 1976
- 49 years old, rebuilt 2014
- Condition
- Good
- inspected September 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 89 ft
- 1 main span
- Daily traffic
- 5,473
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
RTE 21 over Big Creek is a prestressed concrete stringer/multi-beam or girder carrying RTE 21 over Big Creek in Steuben County, New York. It was built in 1976 and reconstructed in 2014, so it is 49 years old, younger than the New York average of 53 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 5,473 vehicles a day, roughly 6% of them trucks, projected to reach 6,648 by 2041. The structure is 89 ft (27.1 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was RTE 21 over Big Creek built?
It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2014.
What condition is RTE 21 over Big 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 RTE 21 over Big Creek carry?
About 5,473 vehicles per day (2020 count), of which roughly 6% are trucks.
How long is RTE 21 over Big Creek?
The structure is 89 ft (27.1 m) long with a longest span of 85 ft (25.9 m) and a deck 51 ft wide.
Who owns RTE 21 over Big Creek?
It is owned by the State Highway Agency.