FHWA NBI 2024 Inspection record Public-domain dataset

ST125 CONN EB

Carrying ST125 CONN EB over I 495

1 KM N METHUEN TOWN LINE, Essex, Massachusetts

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
25 t Inventory load rating

Bridge Snapshot: ST125 CONN EB

The ST125 CONN EB bridge in Essex, Massachusetts carries ST125 CONN EB over I 495. It was built in 1961, making it 65 years old today. The structure is built primarily of steel and spans 5 sections, stretching 90.2 meters (296 feet) end to end. Daily traffic averages 5,289 vehicles, placing it in the moderately-trafficked tier of Massachusetts bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, 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. Its NBI inventory load rating is 25.4 metric tons.

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

How ST125 CONN EB compares

▼ 15.8
Load rating vs Massachusetts average (41.2 t)
Bottom 12%
Lower load rating than 88% of Massachusetts bridges
399
Bridges in Essex · 66 in Poor condition
ST125 CONN EB 25.4 t
Massachusetts average 41.2 t

Live comparison across Massachusetts.

Historical Sufficiency Rating

PlainBridge-computed
47.0 / 100 - historical 20–49.9 band
Structural adequacy /55
24.0
Serviceability /30
8.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
25.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1961
Material
Steel
Number of Spans
5
Structure Length
90.2 m (296 ft)
Deck Width
10.6 m (35 ft)
Owner
State Highway Agency
Avg Daily Traffic
5,289 vehicles/day
Structure Number
H120562RVDOTNBI

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 poor at 4/9, advanced deterioration that should be prioritized for repair.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

ST125 CONN EB 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 ST125 CONN EB against other structures in Essex and across Massachusetts. Massachusetts 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 ST125 CONN EB?

ST125 CONN EB in Essex, Massachusetts has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is ST125 CONN EB inspected?

ST125 CONN EB'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 5,289 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ST125 CONN EB 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 ST125 CONN EB?

ST125 CONN EB has an NBI inventory load rating of 25.4 metric tons.

Who is responsible for maintaining ST125 CONN EB?

ST125 CONN EB is owned and maintained by State Highway Agency.

How old is ST125 CONN EB and does age affect safety?

ST125 CONN EB was built in 1961, making it 65 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.