FHWA NBI 2024 Inspection record Public-domain dataset

SCHOOL ST

Carrying SCHOOL ST over SANDY STREAM

1 MI W OF ROUTE 202, Waldo, Maine

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
26 t Inventory load rating Lower than 85% of rated Maine bridges

SCHOOL ST in Waldo, Maine sits above 15% of rated Maine bridges on inventory load rating (26 t), while its 1927 build year is earlier than 93% of Waldo's recorded-year cohort (92 bridges).

SCHOOL ST in Waldo, Maine is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1927, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair 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:2590

PRE-1950 · CONCRETE · MULTI-SPAN · SUB-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR

  • PRE-1950 Pre-1950
  • CONCRETE Concrete
  • MULTI-SPAN 2 spans
  • SUB-LED Substructure-led
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

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: SCHOOL ST

The SCHOOL ST bridge in Waldo, Maine carries SCHOOL ST over SANDY STREAM. It was built in 1927, making it 99 years old today. It was last reconstructed in 1985, extending its service life. The structure is built primarily of concrete and spans 2 sections, stretching 23.8 meters (78 feet) end to end. Daily traffic averages 3,362 vehicles, placing it in the moderately-trafficked tier of Maine bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How SCHOOL ST compares

▼ 13.2
Load rating vs Maine average (39.1 t; 2,518 rated)
92
Bridges in Waldo · 16 in Poor condition

Age against the county: built in 1927, earlier than 86 of Waldo's 92 bridges with a recorded construction year (93%), against a county median build year of 1955. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

SCHOOL ST 25.9 t
Maine average (2,518 rated) 39.1 t

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

SCHOOL ST vs every rated Maine bridge

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

26 Top 85% higher than 15% 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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
25.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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.

Waldo inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 92 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
1927
Last Reconstructed
1985
Material
Concrete
Number of Spans
2
Structure Length
23.8 m (78 ft)
Deck Width
11.3 m (37 ft)
Owner
State Highway Agency
Avg Daily Traffic
3,362 vehicles/day
Structure Number
2590

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether SCHOOL ST 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 SCHOOL ST against other structures in Waldo 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 SCHOOL ST?

SCHOOL ST in Waldo, Maine has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is SCHOOL ST inspected?

SCHOOL ST'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 3,362 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SCHOOL ST 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 SCHOOL ST?

SCHOOL ST has an NBI inventory load rating of 25.9 metric tons.

Who is responsible for maintaining SCHOOL ST?

SCHOOL ST is owned and maintained by State Highway Agency.

How old is SCHOOL ST and does age affect safety?

SCHOOL ST was built in 1927, making it 99 years old and last reconstructed in 1985.

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

Share this inspection record

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.