FHWA NBI 2024 Inspection record Public-domain dataset

CASTER DRIVE

Carrying CASTER DRIVE over N BR SALMON RIVER

6.1 MI N.W. OF REDFIELD, Oswego, New York

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
36 t Inventory load rating

Bridge Snapshot: CASTER DRIVE

The CASTER DRIVE bridge in Oswego, New York carries CASTER DRIVE over N BR SALMON RIVER. It was built in 1985, making it 41 years old today. The structure is built primarily of steel and spans 1 section, stretching 20.1 meters (66 feet) end to end. Daily traffic averages 53 vehicles, placing it in the lower-traffic tier of New York bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 36.3 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How CASTER DRIVE compares

▼ 5.6
Load rating vs New York average (41.9 t)
Bottom 39%
Lower load rating than 61% of New York bridges
238
Bridges in Oswego · 23 in Poor condition
CASTER DRIVE 36.3 t
New York average 41.9 t

Live comparison across New York.

Historical Sufficiency Rating

PlainBridge-computed
67.0 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
25.0
Essentiality /15
15.0
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
6/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
36.3 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1985
Material
Steel
Number of Spans
1
Structure Length
20.1 m (66 ft)
Deck Width
7.3 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
53 vehicles/day
Structure Number
000000003209210

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.

How to read this record

CASTER DRIVE is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare CASTER DRIVE against other structures in Oswego 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 CASTER DRIVE?

CASTER DRIVE in Oswego, New York has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is CASTER DRIVE inspected?

CASTER DRIVE'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 53 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. CASTER DRIVE is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for CASTER DRIVE?

CASTER DRIVE has an NBI inventory load rating of 36.3 metric tons.

Who is responsible for maintaining CASTER DRIVE?

CASTER DRIVE is owned and maintained by County Highway Agency.

How old is CASTER DRIVE and does age affect safety?

CASTER DRIVE was built in 1985, making it 41 years old.

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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.