FHWA NBI 2024 Inspection record Public-domain dataset

T378, WEST LOOP RD

Carrying T378, WEST LOOP RD over OLD TOWN RUN

4 MI.SE.OF HOLLIDAYSBURG, Blair, Pennsylvania

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
35 t Inventory load rating

Bridge Snapshot: T378, WEST LOOP RD

The T378, WEST LOOP RD bridge in Blair, Pennsylvania carries T378, WEST LOOP RD over OLD TOWN RUN. It was built in 2022, making it 4 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 25.6 meters (84 feet) end to end. Daily traffic averages 595 vehicles, placing it in the lower-traffic tier of Pennsylvania bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 9/9, superstructure at 9/9, substructure at 9/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 34.7 metric tons.

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

How T378, WEST LOOP RD compares

▼ 4.6
Load rating vs Pennsylvania average (39.3 t)
Bottom 36%
Lower load rating than 64% of Pennsylvania bridges
83
Bridges in Blair
T378, WEST LOOP RD 34.7 t
Pennsylvania average 39.3 t

Live comparison across Pennsylvania.

Historical Sufficiency Rating

PlainBridge-computed
87.2 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
17.2
Essentiality /15
15.0
Special reductions
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 How the historical reference is calculated.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
9/9
Good (7–9)
Superstructure
9/9
Good (7–9)
Substructure
9/9
Good (7–9)
Inventory Load Rating
34.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2022
Material
Prestressed Concrete
Number of Spans
1
Structure Length
25.6 m (84 ft)
Deck Width
8.4 m (28 ft)
Owner
County Highway Agency
Avg Daily Traffic
595 vehicles/day
Structure Number
000000000067925

Condition Analysis

  • At 9/9, the deck (driving surface) is in good shape and shows no significant wear.
  • At 9/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) rates good at 9/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether T378, WEST LOOP 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 T378, WEST LOOP RD against other structures in Blair 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 T378, WEST LOOP RD?

T378, WEST LOOP RD in Blair, Pennsylvania has a deck rating of 9/9, superstructure rating of 9/9, and substructure rating of 9/9 on the FHWA's 0–9 scale.

How often is T378, WEST LOOP RD inspected?

T378, WEST LOOP 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 595 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. T378, WEST LOOP RD 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 T378, WEST LOOP RD?

T378, WEST LOOP RD has an NBI inventory load rating of 34.7 metric tons.

Who is responsible for maintaining T378, WEST LOOP RD?

T378, WEST LOOP RD is owned and maintained by County Highway Agency.

How old is T378, WEST LOOP RD and does age affect safety?

T378, WEST LOOP RD was built in 2022, making it 4 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.