CHURCH ST (RT 579)
Carrying CHURCH ST (RT 579) over LEHIGH VALLEY ML (NS)
0.53 MI South of NJ 173, Hunterdon, New Jersey
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: CHURCH ST (RT 579)
The CHURCH ST (RT 579) bridge in Hunterdon, New Jersey carries CHURCH ST (RT 579) over LEHIGH VALLEY ML (NS). It was built in 1910, making it 116 years old today. It was last reconstructed in 1985, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 39.3 meters (129 feet) end to end. Daily traffic averages 2,842 vehicles, placing it in the moderately-trafficked tier of New Jersey bridges. It is owned and maintained by Unknown.
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 18.1 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How CHURCH ST (RT 579) compares
Live comparison across New Jersey.
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 How the historical reference is calculated.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
- 1910
- Last Reconstructed
- 1985
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 39.3 m (129 ft)
- Deck Width
- 5.1 m (17 ft)
- Owner
- Unknown
- Avg Daily Traffic
- 2,842 vehicles/day
- Structure Number
- 1050161
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • 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
CHURCH ST (RT 579) 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 CHURCH ST (RT 579) against other structures in Hunterdon 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 CHURCH ST (RT 579)?
CHURCH ST (RT 579) in Hunterdon, New Jersey 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 CHURCH ST (RT 579) inspected?
CHURCH ST (RT 579)'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 2,842 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CHURCH ST (RT 579) 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 CHURCH ST (RT 579)?
CHURCH ST (RT 579) has an NBI inventory load rating of 18.1 metric tons.
Who is responsible for maintaining CHURCH ST (RT 579)?
CHURCH ST (RT 579) is owned and maintained by Unknown.
How old is CHURCH ST (RT 579) and does age affect safety?
CHURCH ST (RT 579) was built in 1910, making it 116 years old and last reconstructed in 1985.
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.