RTE 957A
Carrying RTE 957A over RBT MOSES PWRPLNT
0.5 MI S 957A ACCESS 190I, Niagara, New York
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: RTE 957A
The RTE 957A bridge in Niagara, New York carries RTE 957A over RBT MOSES PWRPLNT. It was built in 1963, making it 63 years old today. It was last reconstructed in 1992, extending its service life. The structure is built primarily of prestressed concrete continuous and spans 39 sections, stretching 589.5 meters (1934 feet) end to end. Daily traffic averages 1,081 vehicles, placing it in the moderately-trafficked tier of New York bridges. It is owned and maintained by Other State Agencies.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 5/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 20.9 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How RTE 957A compares
Live comparison across New York.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1963
- Last Reconstructed
- 1992
- Material
- Prestressed Concrete Continuous
- Number of Spans
- 39
- Structure Length
- 589.5 m (1934 ft)
- Deck Width
- 10.3 m (34 ft)
- Owner
- Other State Agencies
- Avg Daily Traffic
- 1,081 vehicles/day
- Structure Number
- 000000001068262
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
How to read this record
This page shows what the last federal inspection recorded, not whether RTE 957A is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare RTE 957A against other structures in Niagara and across New York. New York bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for RTE 957A?
RTE 957A in Niagara, New York has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is RTE 957A inspected?
RTE 957A's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 1,081 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RTE 957A is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for RTE 957A?
RTE 957A has an NBI inventory load rating of 20.9 metric tons.
Who is responsible for maintaining RTE 957A?
RTE 957A is owned and maintained by Other State Agencies.
How old is RTE 957A and does age affect safety?
RTE 957A was built in 1963, making it 63 years old and last reconstructed in 1992.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.