T-658 BIG RUN ROAD
Carrying T-658 BIG RUN ROAD over BIG RUN
0.4 MI. NW OF TIVOLI, Lycoming, Pennsylvania
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
T-658 BIG RUN ROAD in Lycoming, Pennsylvania sits above 27% of rated Pennsylvania bridges on inventory load rating (33 t), while its 2012 build year is earlier than 11% of Lycoming's recorded-year cohort (482 bridges).
T-658 BIG RUN ROAD in Lycoming, Pennsylvania is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 2012, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 8. The lowest applicable rating sets the federal condition category, so this Good 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:000000000047804
POST-2000 · MAT-OTHER · SINGLE-SPAN · CULVERT-LED · TRACE-ADT · STANDARD-LOAD · CAT-GOOD
- POST-2000 2000+
- MAT-OTHER Other
- SINGLE-SPAN Single span
- CULVERT-LED Culvert-led
- TRACE-ADT Trace ADT
- STANDARD-LOAD Standard load
- CAT-GOOD Good
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: T-658 BIG RUN ROAD
The T-658 BIG RUN ROAD bridge in Lycoming, Pennsylvania carries T-658 BIG RUN ROAD over BIG RUN. It was built in 2012, making it 14 years old today. The structure is built primarily of aluminum/iron and spans 1 section, stretching 6.4 meters (21 feet) end to end. Daily traffic averages 25 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 culvert at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range.
How T-658 BIG RUN ROAD compares
Age against the county: built in 2012, earlier than 53 of Lycoming's 482 bridges with a recorded construction year (11%), against a county median build year of 1975. 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).
T-658 BIG RUN ROAD vs every rated Pennsylvania bridge
Inventory load rating (metric tons), FHWA NBI, this state
33 Top 73% higher than 27% 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.
Lycoming inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 482 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
- 2012
- Material
- Aluminum/Iron
- Number of Spans
- 1
- Structure Length
- 6.4 m (21 ft) 0
- Owner
- Town/Township Highway Agency
- Avg Daily Traffic
- 25 vehicles/day
- Structure Number
- 000000000047804
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 T-658 BIG RUN ROAD 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 T-658 BIG RUN ROAD against other structures in Lycoming 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 T-658 BIG RUN ROAD?
T-658 BIG RUN ROAD in Lycoming, Pennsylvania on the FHWA's 0–9 scale.
How often is T-658 BIG RUN ROAD inspected?
T-658 BIG RUN ROAD'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 25 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. T-658 BIG RUN ROAD is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for T-658 BIG RUN ROAD?
T-658 BIG RUN ROAD has an NBI inventory load rating of 32.7 metric tons.
Who is responsible for maintaining T-658 BIG RUN ROAD?
T-658 BIG RUN ROAD is owned and maintained by Town/Township Highway Agency.
How old is T-658 BIG RUN ROAD and does age affect safety?
T-658 BIG RUN ROAD was built in 2012, making it 14 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.