FHWA NBI 2024 Inspection record Public-domain dataset

SOUTH MAIN ST

Carrying SOUTH MAIN ST over BR.OF HICKORY RUN

446' S OF SR 317, Lawrence, Pennsylvania

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
34 t Inventory load rating

Bridge Snapshot: SOUTH MAIN ST

The SOUTH MAIN ST bridge in Lawrence, Pennsylvania carries SOUTH MAIN ST over BR.OF HICKORY RUN. It was built in 1930, making it 96 years old today. The structure is built primarily of steel and spans 1 section, stretching 10.7 meters (35 feet) end to end. Daily traffic averages 601 vehicles, placing it in the lower-traffic tier of Pennsylvania bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 3/9, superstructure at 3/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 33.6 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How SOUTH MAIN ST compares

▼ 5.7
Load rating vs Pennsylvania average (39.3 t)
Bottom 31%
Lower load rating than 69% of Pennsylvania bridges
162
Bridges in Lawrence · 14 in Poor condition
SOUTH MAIN ST 33.6 t
Pennsylvania average 39.3 t

Live comparison across Pennsylvania.

Historical Sufficiency Rating

PlainBridge-computed
47.1 / 100 - historical 20–49.9 band
Structural adequacy /55
15.0
Serviceability /30
21.0
Essentiality /15
14.1
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
3/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
33.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1930
Material
Steel
Number of Spans
1
Structure Length
10.7 m (35 ft)
Deck Width
14.9 m (49 ft)
Owner
State Highway Agency
Avg Daily Traffic
601 vehicles/day
Structure Number
000000000022434

Condition Analysis

  • The deck (driving surface) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
  • The superstructure (beams and supports above the deck) is in poor condition (3/9), showing advanced deterioration that may require priority repair.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

SOUTH MAIN ST 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 SOUTH MAIN ST against other structures in Lawrence 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 SOUTH MAIN ST?

SOUTH MAIN ST in Lawrence, Pennsylvania has a deck rating of 3/9, superstructure rating of 3/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SOUTH MAIN ST inspected?

SOUTH MAIN 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 601 vehicles per day.

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

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

SOUTH MAIN ST has an NBI inventory load rating of 33.6 metric tons.

Who is responsible for maintaining SOUTH MAIN ST?

SOUTH MAIN ST is owned and maintained by State Highway Agency.

How old is SOUTH MAIN ST and does age affect safety?

SOUTH MAIN ST was built in 1930, making it 96 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.