FHWA NBI 2024 Inspection record Public-domain dataset

STENTON AVENUE

Carrying STENTON AVENUE over WISSAHICKON CR / 3369-D4

W.WISSAHICKON AVE. 30G11, Montgomery, Pennsylvania

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
48 t Inventory load rating

Bridge Snapshot: STENTON AVENUE

The STENTON AVENUE bridge in Montgomery, Pennsylvania carries STENTON AVENUE over WISSAHICKON CR / 3369-D4. It was built in 1914, making it 112 years old today. It was last reconstructed in 2010, extending its service life. The structure is built primarily of masonry and spans 2 sections, stretching 18.6 meters (61 feet) end to end. Daily traffic averages 7,909 vehicles, placing it in the moderately-trafficked tier of Pennsylvania bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 48.1 metric tons.

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

How STENTON AVENUE compares

▲ 8.8
Load rating vs Pennsylvania average (39.3 t)
Top 19%
Higher load rating than 81% of Pennsylvania bridges
608
Bridges in Montgomery · 60 in Poor condition
STENTON AVENUE 48.1 t
Pennsylvania average 39.3 t

Live comparison across Pennsylvania.

Historical Sufficiency Rating

PlainBridge-computed
72.7 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
10.0
Essentiality /15
9.7
Special reductions
−2.0

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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
48.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1914
Last Reconstructed
2010
Material
Masonry
Number of Spans
2
Structure Length
18.6 m (61 ft)
Deck Width
7.7 m (25 ft)
Owner
State Highway Agency
Avg Daily Traffic
7,909 vehicles/day
Structure Number
000000000027690

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether STENTON AVENUE 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 STENTON AVENUE against other structures in Montgomery 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 STENTON AVENUE?

STENTON AVENUE in Montgomery, Pennsylvania has a deck rating of 8/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is STENTON AVENUE inspected?

STENTON AVENUE'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 7,909 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STENTON AVENUE is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for STENTON AVENUE?

STENTON AVENUE has an NBI inventory load rating of 48.1 metric tons.

Who is responsible for maintaining STENTON AVENUE?

STENTON AVENUE is owned and maintained by State Highway Agency.

How old is STENTON AVENUE and does age affect safety?

STENTON AVENUE was built in 1914, making it 112 years old and last reconstructed in 2010.

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.