SA 1-D TOWN WAY
Carrying SA 1-D TOWN WAY over BANGOR & AROOSTOOK
2.8 MI N JCT 1A, Unknown County, Maine
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: SA 1-D TOWN WAY
The SA 1-D TOWN WAY bridge in Unknown County, Maine carries SA 1-D TOWN WAY over BANGOR & AROOSTOOK. It was built in 1905, making it 121 years old today. The structure is built primarily of steel. Daily traffic averages 89 vehicles, placing it in the lower-traffic tier of Maine bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. All reported major components score above the Poor range.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1905
- Material
- Steel
- Avg Daily Traffic
- 89 vehicles/day
- Structure Number
- 5388
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether SA 1-D TOWN WAY 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 SA 1-D TOWN WAY against other structures in Unknown County 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 SA 1-D TOWN WAY?
SA 1-D TOWN WAY in Unknown County, Maine on the FHWA's 0–9 scale.
How often is SA 1-D TOWN WAY inspected?
SA 1-D TOWN WAY'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 89 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. SA 1-D TOWN WAY is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for SA 1-D TOWN WAY?
An inventory load rating is not recorded for SA 1-D TOWN WAY.
Who is responsible for maintaining SA 1-D TOWN WAY?
Ownership is not specified for SA 1-D TOWN WAY in the NBI.
How old is SA 1-D TOWN WAY and does age affect safety?
SA 1-D TOWN WAY was built in 1905, making it 121 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.
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.