FHWA NBI 2024 Inspection record Public-domain dataset

NJ 71

Carrying NJ 71 over NJ TRANSIT

3.2 MI S OF NJ 36 JCT, Monmouth, New Jersey

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
30 t Inventory load rating

Bridge Snapshot: NJ 71

The NJ 71 bridge in Monmouth, New Jersey carries NJ 71 over NJ TRANSIT. It was built in 1937, making it 89 years old today. The structure is built primarily of steel and spans 1 section, stretching 22.3 meters (73 feet) end to end. Daily traffic averages 16,148 vehicles, placing it in the heavily-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 5/9, superstructure at 6/9, substructure at 4/9. 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. Its NBI inventory load rating is 29.9 metric tons.

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

How NJ 71 compares

▼ 13.9
Load rating vs New Jersey average (43.8 t)
Bottom 26%
Lower load rating than 74% of New Jersey bridges
503
Bridges in Monmouth · 40 in Poor condition
NJ 71 29.9 t
New Jersey average 43.8 t

Live comparison across New Jersey.

Historical Sufficiency Rating

PlainBridge-computed
47.1 / 100 - historical 20–49.9 band
Structural adequacy /55
28.7
Serviceability /30
7.0
Essentiality /15
11.4
Special reductions
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
29.9 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1937
Material
Steel
Number of Spans
1
Structure Length
22.3 m (73 ft)
Deck Width
21.9 m (72 ft)
Owner
State Highway Agency
Avg Daily Traffic
16,148 vehicles/day
Structure Number
1321154

Condition Analysis

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

How to read this record

NJ 71 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 NJ 71 against other structures in Monmouth 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 NJ 71?

NJ 71 in Monmouth, New Jersey has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is NJ 71 inspected?

NJ 71'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 16,148 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NJ 71 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 NJ 71?

NJ 71 has an NBI inventory load rating of 29.9 metric tons.

Who is responsible for maintaining NJ 71?

NJ 71 is owned and maintained by State Highway Agency.

How old is NJ 71 and does age affect safety?

NJ 71 was built in 1937, making it 89 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.