FHWA NBI 2024 Inspection record Public-domain dataset

HOWE HILL RD

Carrying HOWE HILL RD over ALDER RIVER

200 FT S OF JCT RTE 26, Oxford, Maine

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
65 t Inventory load rating

Bridge Snapshot: HOWE HILL RD

The HOWE HILL RD bridge in Oxford, Maine carries HOWE HILL RD over ALDER RIVER. It was built in 1980, making it 46 years old today. The structure is built primarily of steel and spans 1 section, stretching 6.2 meters (20 feet) end to end. Daily traffic averages 991 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 culvert 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. Its NBI inventory load rating is 64.5 metric tons.

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

How HOWE HILL RD compares

▲ 24.3
Load rating vs Maine average (40.2 t)
Top 11%
Higher load rating than 89% of Maine bridges
87
Bridges in Oxford · 22 in Poor condition
HOWE HILL RD 64.5 t
Maine average 40.2 t

Live comparison across Maine.

Historical Sufficiency Rating

PlainBridge-computed
72.0 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
28.0
Essentiality /15
15.0
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 How the historical reference is calculated.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

Culvert
4/9
Poor (1–4)
Inventory Load Rating
64.5 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1980
Material
Steel
Number of Spans
1
Structure Length
6.2 m (20 ft)
Owner
State Highway Agency
Avg Daily Traffic
991 vehicles/day
Structure Number
0679

How to read this record

HOWE HILL 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 HOWE HILL 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 HOWE HILL RD?

HOWE HILL RD in Oxford, Maine on the FHWA's 0–9 scale.

How often is HOWE HILL RD inspected?

HOWE HILL 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 991 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HOWE HILL 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 HOWE HILL RD?

HOWE HILL RD has an NBI inventory load rating of 64.5 metric tons.

Who is responsible for maintaining HOWE HILL RD?

HOWE HILL RD is owned and maintained by State Highway Agency.

How old is HOWE HILL RD and does age affect safety?

HOWE HILL RD was built in 1980, making it 46 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.