FHWA NBI 2024 Inspection record Public-domain dataset

ST103 WILBUR AVE

Carrying ST103 WILBUR AVE over WATER COLES RIVER

1.7MI E OF R.I.S.L., Bristol, Massachusetts

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
33 t Inventory load rating

Bridge Snapshot: ST103 WILBUR AVE

The ST103 WILBUR AVE bridge in Bristol, Massachusetts carries ST103 WILBUR AVE over WATER COLES RIVER. It was built in 1957, making it 69 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 45.4 meters (149 feet) end to end. Daily traffic averages 11,644 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 a deck rating of 4/9, superstructure at 6/9, substructure at 6/9. 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 33.2 metric tons.

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

How ST103 WILBUR AVE compares

▼ 8.0
Load rating vs Massachusetts average (41.2 t)
Bottom 36%
Lower load rating than 64% of Massachusetts bridges
384
Bridges in Bristol · 23 in Poor condition
ST103 WILBUR AVE 33.2 t
Massachusetts average 41.2 t

Live comparison across Massachusetts.

Historical Sufficiency Rating

PlainBridge-computed
90.6 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
27.0
Essentiality /15
11.6
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
33.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1957
Material
Prestressed Concrete
Number of Spans
3
Structure Length
45.4 m (149 ft)
Deck Width
17.2 m (56 ft)
Owner
State Highway Agency
Avg Daily Traffic
11,644 vehicles/day
Structure Number
S350023PEDOTNBI

Condition Analysis

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

How to read this record

ST103 WILBUR AVE 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 ST103 WILBUR AVE against other structures in Bristol 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 ST103 WILBUR AVE?

ST103 WILBUR AVE in Bristol, Massachusetts has a deck rating of 4/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is ST103 WILBUR AVE inspected?

ST103 WILBUR AVE'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 11,644 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ST103 WILBUR AVE 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 ST103 WILBUR AVE?

ST103 WILBUR AVE has an NBI inventory load rating of 33.2 metric tons.

Who is responsible for maintaining ST103 WILBUR AVE?

ST103 WILBUR AVE is owned and maintained by State Highway Agency.

How old is ST103 WILBUR AVE and does age affect safety?

ST103 WILBUR AVE was built in 1957, making it 69 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.