FHWA NBI 2024 Inspection record Public-domain dataset

I 95 NB/ST128 NB

Carrying I 95 NB/ST128 NB over HWY SUMMER ST

0.5 MI S OF US-1, Essex, Massachusetts

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
71 t Inventory load rating

Bridge Snapshot: I 95 NB/ST128 NB

The I 95 NB/ST128 NB bridge in Essex, Massachusetts carries I 95 NB/ST128 NB over HWY SUMMER ST. It was built in 1940, making it 86 years old today. It was last reconstructed in 1960, extending its service life. The structure is built primarily of concrete and spans 1 section, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 55,400 vehicles, placing it in the heavily-trafficked tier of Massachusetts bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show superstructure at 5/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 70.5 metric tons.

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

How I 95 NB/ST128 NB compares

▲ 29.3
Load rating vs Massachusetts average (41.2 t)
Top 7%
Higher load rating than 93% of Massachusetts bridges
399
Bridges in Essex · 66 in Poor condition
I 95 NB/ST128 NB 70.5 t
Massachusetts average 41.2 t

Live comparison across Massachusetts.

Historical Sufficiency Rating

PlainBridge-computed
74.8 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
27.0
Essentiality /15
3.8
Special reductions
−1.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Superstructure
5/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
70.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1940
Last Reconstructed
1960
Material
Concrete
Number of Spans
1
Structure Length
18.3 m (60 ft)
Deck Width
20.5 m (67 ft)
Owner
State Highway Agency
Avg Daily Traffic
55,400 vehicles/day
Structure Number
L190072W6DOTNBI

Condition Analysis

  • The superstructure (beams and supports above the deck) is in fair condition (5/9), 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 I 95 NB/ST128 NB 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 I 95 NB/ST128 NB 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 I 95 NB/ST128 NB?

I 95 NB/ST128 NB in Essex, Massachusetts, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is I 95 NB/ST128 NB inspected?

I 95 NB/ST128 NB'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 55,400 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I 95 NB/ST128 NB 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 I 95 NB/ST128 NB?

I 95 NB/ST128 NB has an NBI inventory load rating of 70.5 metric tons.

Who is responsible for maintaining I 95 NB/ST128 NB?

I 95 NB/ST128 NB is owned and maintained by State Highway Agency.

How old is I 95 NB/ST128 NB and does age affect safety?

I 95 NB/ST128 NB was built in 1940, making it 86 years old and last reconstructed in 1960.

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.