RT 0028 SB
Carrying RT 0028 SB over BAILEYS RUN RD. CREEK
1 MI.S.W. OF TARENTUM BRG, Allegheny, Pennsylvania
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
RT 0028 SB in Allegheny, Pennsylvania sits above 50% of rated Pennsylvania bridges on inventory load rating (37 t), while its 1976 build year is earlier than 37% of Allegheny's recorded-year cohort (1,294 bridges).
RT 0028 SB in Allegheny, Pennsylvania is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1976, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. 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:000000000000647
INTERSTATE-ERA · STEEL · LONG-SPAN-RUN · TIED-CTRL · HEAVY-ADT · STANDARD-LOAD · CAT-GOOD
- INTERSTATE-ERA 1950–1979
- STEEL Steel
- LONG-SPAN-RUN 4 spans
- TIED-CTRL Tied control
- HEAVY-ADT Heavy 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: RT 0028 SB
The RT 0028 SB bridge in Allegheny, Pennsylvania carries RT 0028 SB over BAILEYS RUN RD. CREEK. It was built in 1976, making it 50 years old today. It was last reconstructed in 2008, extending its service life. The structure is built primarily of steel continuous and spans 4 sections, stretching 134.1 meters (440 feet) end to end. Daily traffic averages 20,245 vehicles, placing it in the heavily-trafficked tier of Pennsylvania bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range.
How RT 0028 SB compares
Age against the county: built in 1976, earlier than 485 of Allegheny's 1,294 bridges with a recorded construction year (37%), against a county median build year of 1968. 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).
RT 0028 SB vs every rated Pennsylvania bridge
Inventory load rating (metric tons), FHWA NBI, this state
37 Top 50% higher than 50% 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.
Allegheny inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 1,294 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
- 1976
- Last Reconstructed
- 2008
- Material
- Steel Continuous
- Number of Spans
- 4
- Structure Length
- 134.1 m (440 ft)
- Deck Width
- 17.1 m (56 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 20,245 vehicles/day
- Structure Number
- 000000000000647
Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
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 RT 0028 SB 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 RT 0028 SB against other structures in Allegheny 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 RT 0028 SB?
RT 0028 SB in Allegheny, Pennsylvania has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is RT 0028 SB inspected?
RT 0028 SB'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 20,245 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RT 0028 SB 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 RT 0028 SB?
RT 0028 SB has an NBI inventory load rating of 37.2 metric tons.
Who is responsible for maintaining RT 0028 SB?
RT 0028 SB is owned and maintained by State Highway Agency.
How old is RT 0028 SB and does age affect safety?
RT 0028 SB was built in 1976, making it 50 years old and last reconstructed in 2008.
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.