FHWA NBI 2024 Inspection record Public-domain dataset

HARRISON AVENUE

Carrying HARRISON AVENUE over TACONY CREEK

0.93M SW OF SR73 3371-A10, Montgomery, Pennsylvania

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
13 t Inventory load rating

Bridge Snapshot: HARRISON AVENUE

The HARRISON AVENUE bridge in Montgomery, Pennsylvania carries HARRISON AVENUE over TACONY CREEK. It was built in 1958, making it 68 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 13.1 meters (43 feet) end to end. Daily traffic averages 415 vehicles, placing it in the lower-traffic tier of Pennsylvania bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. 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 12.7 metric tons.

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

How HARRISON AVENUE compares

▼ 26.6
Load rating vs Pennsylvania average (39.3 t)
Bottom 3%
Lower load rating than 97% of Pennsylvania bridges
608
Bridges in Montgomery · 60 in Poor condition
HARRISON AVENUE 12.7 t
Pennsylvania average 39.3 t

Live comparison across Pennsylvania.

Historical Sufficiency Rating

PlainBridge-computed
51.5 / 100 - historical 50–79.9 band
Structural adequacy /55
16.5
Serviceability /30
22.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
12.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1958
Material
Prestressed Concrete
Number of Spans
1
Structure Length
13.1 m (43 ft)
Deck Width
13.1 m (43 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
415 vehicles/day
Structure Number
000000000028014

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether HARRISON 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 HARRISON 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 HARRISON AVENUE?

HARRISON AVENUE in Montgomery, Pennsylvania has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is HARRISON AVENUE inspected?

HARRISON 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 415 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HARRISON 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 HARRISON AVENUE?

HARRISON AVENUE has an NBI inventory load rating of 12.7 metric tons.

Who is responsible for maintaining HARRISON AVENUE?

HARRISON AVENUE is owned and maintained by Town/Township Highway Agency.

How old is HARRISON AVENUE and does age affect safety?

HARRISON AVENUE was built in 1958, making it 68 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.