T418 BEAVER DAM RD
Carrying T418 BEAVER DAM RD over B&LE RAILROAD
0.5 MI W OF EUCLID, Butler, Pennsylvania
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
T418 BEAVER DAM RD in Butler, Pennsylvania sits above 53% of rated Pennsylvania bridges on inventory load rating (38 t), while its 1987 build year is earlier than 44% of Butler's recorded-year cohort (378 bridges).
T418 BEAVER DAM RD in Butler, Pennsylvania is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1987, 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 PA:000000000008185
LATE-CENTURY · PRESTRESS · SINGLE-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR
- LATE-CENTURY 1980–1999
- PRESTRESS Prestressed concrete
- SINGLE-SPAN Single span
- TIED-CTRL Tied control
- LOCAL-ADT Local 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: T418 BEAVER DAM RD
The T418 BEAVER DAM RD bridge in Butler, Pennsylvania carries T418 BEAVER DAM RD over B&LE RAILROAD. It was built in 1987, making it 39 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 28.0 meters (92 feet) end to end. Daily traffic averages 150 vehicles, placing it in the lower-traffic tier of Pennsylvania bridges. It is owned and maintained by Town/Township Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.
How T418 BEAVER DAM RD compares
Age against the county: built in 1987, earlier than 168 of Butler's 378 bridges with a recorded construction year (44%), against a county median build year of 1974. This is one of the newer structures in its county.
Live comparison across Pennsylvania bridges with a recorded inventory load rating (23,297 of 23,299 rated).
T418 BEAVER DAM RD vs every rated Pennsylvania bridge
Inventory load rating (metric tons), FHWA NBI, this state
38 Top 47% higher than 53% of 23,297 bridges
rated Pennsylvania 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
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.
Butler inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 378 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
- 1987
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 28.0 m (92 ft)
- Deck Width
- 8.7 m (29 ft)
- Owner
- Town/Township Highway Agency
- Avg Daily Traffic
- 150 vehicles/day
- Structure Number
- 000000000008185
Condition Analysis
- • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
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 T418 BEAVER DAM RD 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 T418 BEAVER DAM RD against other structures in Butler and across Pennsylvania. Pennsylvania 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 T418 BEAVER DAM RD?
T418 BEAVER DAM RD in Butler, Pennsylvania has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is T418 BEAVER DAM RD inspected?
T418 BEAVER DAM 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 150 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. T418 BEAVER DAM RD 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 T418 BEAVER DAM RD?
T418 BEAVER DAM RD has an NBI inventory load rating of 38.1 metric tons.
Who is responsible for maintaining T418 BEAVER DAM RD?
T418 BEAVER DAM RD is owned and maintained by Town/Township Highway Agency.
How old is T418 BEAVER DAM RD and does age affect safety?
T418 BEAVER DAM RD was built in 1987, making it 39 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.
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.
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.