SR1011 (8TH AVE)
Carrying SR1011 (8TH AVE) over NORFOLK SOUTHERN RR
AT RTE. 378 INTERCHANGE, Lehigh, Pennsylvania
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
SR1011 (8TH AVE) in Lehigh, Pennsylvania is rated Poor in the FHWA's 2024 National Bridge Inventory.
Built in 1967, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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:000000000023236
INTERSTATE-ERA · CONCRETE · SINGLE-SPAN · SUB-LED · HEAVY-ADT · STANDARD-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- CONCRETE Concrete
- SINGLE-SPAN Single span
- SUB-LED Substructure-led
- HEAVY-ADT Heavy ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
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: SR1011 (8TH AVE)
The SR1011 (8TH AVE) bridge in Lehigh, Pennsylvania carries SR1011 (8TH AVE) over NORFOLK SOUTHERN RR. It was built in 1967, making it 59 years old today. The structure is built primarily of concrete and spans 1 section, stretching 9.4 meters (31 feet) end to end. Daily traffic averages 18,578 vehicles, placing it in the heavily-trafficked tier of Pennsylvania bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How SR1011 (8TH AVE) compares
Age against the county: built in 1967, earlier than 159 of Lehigh's 381 bridges with a recorded construction year (42%), against a county median build year of 1961. 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).
SR1011 (8TH AVE) vs every rated Pennsylvania bridge
Inventory load rating (metric tons), FHWA NBI, this state
34 Top 64% higher than 36% 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.
Lehigh inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 381 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
- 1967
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 9.4 m (31 ft)
- Deck Width
- 22.2 m (73 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 18,578 vehicles/day
- Structure Number
- 000000000023236
Condition Analysis
- • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear on file for this vintage.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
SR1011 (8TH AVE) 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 SR1011 (8TH AVE) against other structures in Lehigh 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 SR1011 (8TH AVE)?
SR1011 (8TH AVE) in Lehigh, Pennsylvania has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is SR1011 (8TH AVE) inspected?
SR1011 (8TH AVE)'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 18,578 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. SR1011 (8TH AVE) 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 SR1011 (8TH AVE)?
SR1011 (8TH AVE) has an NBI inventory load rating of 33.6 metric tons.
Who is responsible for maintaining SR1011 (8TH AVE)?
SR1011 (8TH AVE) is owned and maintained by City/Municipal Highway Agency.
How old is SR1011 (8TH AVE) and does age affect safety?
SR1011 (8TH AVE) was built in 1967, making it 59 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.