ROUTE US 46
Carrying ROUTE US 46 over ABAND. HUDSON BR.CONRAIL
0.2 MI WEST OF CR 613, Warren, New Jersey
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
ROUTE US 46 in Warren, New Jersey sits above 10% of rated New Jersey bridges on inventory load rating (23 t), while its 1924 build year is earlier than 74% of Warren's recorded-year cohort (268 bridges).
ROUTE US 46 in Warren, New Jersey is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1924, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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 NJ:2108155
PRE-1950 · STEEL · MULTI-SPAN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR
- PRE-1950 Pre-1950
- STEEL Steel
- MULTI-SPAN 3 spans
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
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: ROUTE US 46
The ROUTE US 46 bridge in Warren, New Jersey carries ROUTE US 46 over ABAND. HUDSON BR.CONRAIL. It was built in 1924, making it 102 years old today. The structure is built primarily of steel and spans 3 sections, stretching 60.7 meters (199 feet) end to end. Daily traffic averages 8,930 vehicles, placing it in the moderately-trafficked tier of New Jersey bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 5/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
How ROUTE US 46 compares
Age against the county: built in 1924, earlier than 197 of Warren's 268 bridges with a recorded construction year (74%), against a county median build year of 1953. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across New Jersey bridges with a recorded inventory load rating (6,826 of 6,827 rated).
ROUTE US 46 vs every rated New Jersey bridge
Inventory load rating (metric tons), FHWA NBI, this state
23 Top 90% higher than 10% of 6,826 bridges
rated New Jersey 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.
Warren inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 268 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
- 1924
- Material
- Steel
- Number of Spans
- 3
- Structure Length
- 60.7 m (199 ft)
- Deck Width
- 9.7 m (32 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 8,930 vehicles/day
- Structure Number
- 2108155
Condition Analysis
- • The deck (driving surface) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
- • The superstructure (beams and supports above the deck) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.
- • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
ROUTE US 46 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 ROUTE US 46 against other structures in Warren and across New Jersey. New Jersey 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 ROUTE US 46?
ROUTE US 46 in Warren, New Jersey has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is ROUTE US 46 inspected?
ROUTE US 46'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 8,930 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. ROUTE US 46 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 ROUTE US 46?
ROUTE US 46 has an NBI inventory load rating of 22.7 metric tons.
Who is responsible for maintaining ROUTE US 46?
ROUTE US 46 is owned and maintained by State Highway Agency.
How old is ROUTE US 46 and does age affect safety?
ROUTE US 46 was built in 1924, making it 102 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.
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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.