FHWA NBI 2024 Inspection record Public-domain dataset

T458 JACK MILLS RD

Carrying T458 JACK MILLS RD over BACK CREEK

1 MI NW OF SR 995, Franklin, Pennsylvania

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
34 t Inventory load rating

Bridge Snapshot: T458 JACK MILLS RD

The T458 JACK MILLS RD bridge in Franklin, Pennsylvania carries T458 JACK MILLS RD over BACK CREEK. It was built in 1976, making it 50 years old today. The structure is built primarily of prestressed concrete and spans 2 sections, stretching 31.7 meters (104 feet) end to end. Daily traffic averages 200 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 7/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range. 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 T458 JACK MILLS RD compares

▼ 5.7
Load rating vs Pennsylvania average (39.3 t)
Bottom 31%
Lower load rating than 69% of Pennsylvania bridges
215
Bridges in Franklin · 11 in Poor condition
T458 JACK MILLS RD 33.6 t
Pennsylvania average 39.3 t

Live comparison across Pennsylvania.

Historical Sufficiency Rating

PlainBridge-computed
76.2 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
16.3
Essentiality /15
14.9
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
33.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1976
Material
Prestressed Concrete
Number of Spans
2
Structure Length
31.7 m (104 ft)
Deck Width
7.7 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
200 vehicles/day
Structure Number
000000000017715

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 5/9, 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 T458 JACK MILLS 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 T458 JACK MILLS RD against other structures in Franklin 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 T458 JACK MILLS RD?

T458 JACK MILLS RD in Franklin, Pennsylvania has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is T458 JACK MILLS RD inspected?

T458 JACK MILLS 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 200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. T458 JACK MILLS RD 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 T458 JACK MILLS RD?

T458 JACK MILLS RD has an NBI inventory load rating of 33.6 metric tons.

Who is responsible for maintaining T458 JACK MILLS RD?

T458 JACK MILLS RD is owned and maintained by County Highway Agency.

How old is T458 JACK MILLS RD and does age affect safety?

T458 JACK MILLS RD was built in 1976, making it 50 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.