FHWA NBI 2024 Inspection record Public-domain dataset

LAGRANGE ROAD

Carrying LAGRANGE ROAD over UNDERWOOD BRANCH

0.1 MI W JCT US 43, Franklin, Alabama

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
31 t Inventory load rating

Bridge Snapshot: LAGRANGE ROAD

The LAGRANGE ROAD bridge in Franklin, Alabama carries LAGRANGE ROAD over UNDERWOOD BRANCH. It was built in 1934, making it 92 years old today. The structure is built primarily of concrete and spans 1 section, stretching 6.1 meters (20 feet) end to end. Daily traffic averages 400 vehicles, placing it in the lower-traffic tier of Alabama bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 30.8 metric tons.

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

How LAGRANGE ROAD compares

▼ 7.5
Load rating vs Alabama average (38.3 t)
Bottom 39%
Lower load rating than 61% of Alabama bridges
161
Bridges in Franklin · 10 in Poor condition
LAGRANGE ROAD 30.8 t
Alabama average 38.3 t

Live comparison across Alabama.

Historical Sufficiency Rating

PlainBridge-computed
77.3 / 100 - historical 50–79.9 band
Structural adequacy /55
54.3
Serviceability /30
11.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
30.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1934
Material
Concrete
Number of Spans
1
Structure Length
6.1 m (20 ft)
Deck Width
7.1 m (23 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
400 vehicles/day
Structure Number
001139

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • 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 LAGRANGE ROAD 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 LAGRANGE ROAD against other structures in Franklin and across Alabama. Alabama 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 LAGRANGE ROAD?

LAGRANGE ROAD in Franklin, Alabama has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is LAGRANGE ROAD inspected?

LAGRANGE ROAD'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 400 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LAGRANGE ROAD 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 LAGRANGE ROAD?

LAGRANGE ROAD has an NBI inventory load rating of 30.8 metric tons.

Who is responsible for maintaining LAGRANGE ROAD?

LAGRANGE ROAD is owned and maintained by City/Municipal Highway Agency.

How old is LAGRANGE ROAD and does age affect safety?

LAGRANGE ROAD was built in 1934, making it 92 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.