FHWA NBI 2024 Inspection record Public-domain dataset

NORTHFIELD AV.C508

Carrying NORTHFIELD AV.C508 over W.BR. RAHWAY RIVER

0.17 miles east of CR 636, Essex, New Jersey

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: NORTHFIELD AV.C508

The NORTHFIELD AV.C508 bridge in Essex, New Jersey carries NORTHFIELD AV.C508 over W.BR. RAHWAY RIVER. It was built in 1938, making it 88 years old today. It was last reconstructed in 2000, extending its service life. The structure is built primarily of prestressed concrete and spans 1 section, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 22,864 vehicles, placing it in the heavily-trafficked tier of New Jersey bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, 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 31.8 metric tons.

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

How NORTHFIELD AV.C508 compares

▼ 12.0
Load rating vs New Jersey average (43.8 t)
Bottom 30%
Lower load rating than 70% of New Jersey bridges
501
Bridges in Essex · 7 in Poor condition
NORTHFIELD AV.C508 31.8 t
New Jersey average 43.8 t

Live comparison across New Jersey.

Historical Sufficiency Rating

PlainBridge-computed
78.2 / 100 - historical 50–79.9 band
Structural adequacy /55
54.8
Serviceability /30
14.0
Essentiality /15
12.4
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
31.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1938
Last Reconstructed
2000
Material
Prestressed Concrete
Number of Spans
1
Structure Length
9.8 m (32 ft)
Deck Width
30.5 m (100 ft)
Owner
County Highway Agency
Avg Daily Traffic
22,864 vehicles/day
Structure Number
0700028

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 (6/9), with minor deterioration that may require routine maintenance.
  • 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 NORTHFIELD AV.C508 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 NORTHFIELD AV.C508 against other structures in Essex 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 NORTHFIELD AV.C508?

NORTHFIELD AV.C508 in Essex, New Jersey has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is NORTHFIELD AV.C508 inspected?

NORTHFIELD AV.C508'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 22,864 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NORTHFIELD AV.C508 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 NORTHFIELD AV.C508?

NORTHFIELD AV.C508 has an NBI inventory load rating of 31.8 metric tons.

Who is responsible for maintaining NORTHFIELD AV.C508?

NORTHFIELD AV.C508 is owned and maintained by County Highway Agency.

How old is NORTHFIELD AV.C508 and does age affect safety?

NORTHFIELD AV.C508 was built in 1938, making it 88 years old and last reconstructed in 2000.

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.