FHWA NBI 2024 Inspection record Public-domain dataset

SWIFT RIVER RD

Carrying SWIFT RIVER RD over SWIFT RIVER

5.9 MI NLY ROXBURY T.L., Oxford, Maine

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
19 t Inventory load rating Lower than 95% of rated Maine bridges

SWIFT RIVER RD in Oxford, Maine sits above 5% of rated Maine bridges on inventory load rating (19 t), while its 1931 build year is earlier than 88% of Oxford's recorded-year cohort (252 bridges).

SWIFT RIVER RD in Oxford, Maine is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1931, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure ME:2587

PRE-1950 · CONCRETE · SINGLE-SPAN · TIED-CTRL · LOCAL-ADT · LIGHT-LOAD · CAT-POOR

  • PRE-1950 Pre-1950
  • CONCRETE Concrete
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • LIGHT-LOAD Light load
  • CAT-POOR Poor

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: SWIFT RIVER RD

The SWIFT RIVER RD bridge in Oxford, Maine carries SWIFT RIVER RD over SWIFT RIVER. It was built in 1931, making it 95 years old today. It was last reconstructed in 1942, extending its service life. The structure is built primarily of concrete and spans 1 section, stretching 31.8 meters (104 feet) end to end. Daily traffic averages 423 vehicles, placing it in the lower-traffic tier of Maine bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order.

How SWIFT RIVER RD compares

▼ 20.6
Load rating vs Maine average (39.1 t; 2,518 rated)
252
Bridges in Oxford · 44 in Poor condition

Age against the county: built in 1931, earlier than 223 of Oxford's 252 bridges with a recorded construction year (88%), against a county median build year of 1964. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

SWIFT RIVER RD 18.5 t
Maine average (2,518 rated) 39.1 t

Live comparison across Maine bridges with a recorded inventory load rating (2,518 rated).

SWIFT RIVER RD vs every rated Maine bridge

Inventory load rating (metric tons), FHWA NBI, this state

19 Top 95% higher than 5% of 2,518 bridges

rated Maine bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
4/9
Poor (1–4)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
18.5 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Oxford inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 252 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1931
Last Reconstructed
1942
Material
Concrete
Number of Spans
1
Structure Length
31.8 m (104 ft)
Deck Width
7.0 m (23 ft)
Owner
State Highway Agency
Avg Daily Traffic
423 vehicles/day
Structure Number
2587

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear on file for this vintage.
  • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.

How to read this record

SWIFT RIVER RD 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 SWIFT RIVER RD against other structures in Oxford and across Maine. Maine 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 SWIFT RIVER RD?

SWIFT RIVER RD in Oxford, Maine has a deck rating of 4/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SWIFT RIVER RD inspected?

SWIFT RIVER RD'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 423 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SWIFT RIVER RD 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 SWIFT RIVER RD?

SWIFT RIVER RD has an NBI inventory load rating of 18.5 metric tons.

Who is responsible for maintaining SWIFT RIVER RD?

SWIFT RIVER RD is owned and maintained by State Highway Agency.

How old is SWIFT RIVER RD and does age affect safety?

SWIFT RIVER RD was built in 1931, making it 95 years old and last reconstructed in 1942.

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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.