FHWA NBI 2024 Inspection record Public-domain dataset

NORTHFORD ROAD

Carrying NORTHFORD ROAD over MUDDY RIVER

0.5 MI S OF I-91, New Haven, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
55 t Inventory load rating

Bridge Snapshot: NORTHFORD ROAD

The NORTHFORD ROAD bridge in New Haven, Connecticut carries NORTHFORD ROAD over MUDDY RIVER. It was built in 1938, making it 88 years old today. The structure is built primarily of steel and spans 1 section, stretching 8.2 meters (27 feet) end to end. Daily traffic averages 2,861 vehicles, placing it in the moderately-trafficked tier of Connecticut bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 3/9, substructure at 5/9. 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 55.1 metric tons.

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

How NORTHFORD ROAD compares

▲ 10.2
Load rating vs Connecticut average (44.9 t)
Top 20%
Higher load rating than 80% of Connecticut bridges
891
Bridges in New Haven · 23 in Poor condition
NORTHFORD ROAD 55.1 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
31.1 / 100 - historical 20–49.9 band
Structural adequacy /55
15.0
Serviceability /30
3.0
Essentiality /15
13.1
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
55.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1938
Material
Steel
Number of Spans
1
Structure Length
8.2 m (27 ft)
Deck Width
8.8 m (29 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
2,861 vehicles/day
Structure Number
04832

Condition Analysis

  • The deck (driving surface) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • At 3/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

NORTHFORD ROAD 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 NORTHFORD ROAD against other structures in New Haven and across Connecticut. Connecticut 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 NORTHFORD ROAD?

NORTHFORD ROAD in New Haven, Connecticut has a deck rating of 4/9, superstructure rating of 3/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is NORTHFORD ROAD inspected?

NORTHFORD ROAD'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 2,861 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NORTHFORD ROAD 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 NORTHFORD ROAD?

NORTHFORD ROAD has an NBI inventory load rating of 55.1 metric tons.

Who is responsible for maintaining NORTHFORD ROAD?

NORTHFORD ROAD is owned and maintained by Town/Township Highway Agency.

How old is NORTHFORD ROAD and does age affect safety?

NORTHFORD ROAD was built in 1938, making it 88 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.