WEST MAIN STREET
Carrying WEST MAIN STREET over STEELE CREEK
IN VILLAGE OF ILION, Herkimer, New York
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
WEST MAIN STREET in Herkimer, New York sits above 18% of rated New York bridges on inventory load rating (28 t), while its 1937 build year is earlier than 83% of Herkimer's recorded-year cohort (248 bridges).
WEST MAIN STREET in Herkimer, New York is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1937, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure NY:000000001002720
PRE-1950 · PRESTRESS · SINGLE-SPAN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-GOOD
- PRE-1950 Pre-1950
- PRESTRESS Prestressed concrete
- SINGLE-SPAN Single span
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard load
- CAT-GOOD Good
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: WEST MAIN STREET
The WEST MAIN STREET bridge in Herkimer, New York carries WEST MAIN STREET over STEELE CREEK. It was built in 1937, making it 89 years old today. It was last reconstructed in 2016, extending its service life. The structure is built primarily of prestressed concrete and spans 1 section, stretching 18.9 meters (62 feet) end to end. Daily traffic averages 6,679 vehicles, placing it in the moderately-trafficked tier of New York bridges. It is owned and maintained by Town/Township Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 8/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range.
How WEST MAIN STREET compares
Age against the county: built in 1937, earlier than 207 of Herkimer's 248 bridges with a recorded construction year (83%), against a county median build year of 1980. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across New York bridges with a recorded inventory load rating (17,641 of 17,642 rated).
WEST MAIN STREET vs every rated New York bridge
Inventory load rating (metric tons), FHWA NBI, this state
28 Top 82% higher than 18% of 17,641 bridges
rated New York bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Herkimer inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 248 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1937
- Last Reconstructed
- 2016
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 18.9 m (62 ft)
- Deck Width
- 15.0 m (49 ft)
- Owner
- Town/Township Highway Agency
- Avg Daily Traffic
- 6,679 vehicles/day
- Structure Number
- 000000001002720
Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
- • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether WEST MAIN STREET 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 WEST MAIN STREET against other structures in Herkimer 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 WEST MAIN STREET?
WEST MAIN STREET in Herkimer, New York has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is WEST MAIN STREET inspected?
WEST MAIN STREET'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 6,679 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. WEST MAIN STREET is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for WEST MAIN STREET?
WEST MAIN STREET has an NBI inventory load rating of 28.2 metric tons.
Who is responsible for maintaining WEST MAIN STREET?
WEST MAIN STREET is owned and maintained by Town/Township Highway Agency.
How old is WEST MAIN STREET and does age affect safety?
WEST MAIN STREET was built in 1937, making it 89 years old and last reconstructed in 2016.
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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.