FHWA NBI 2024 Inspection record Public-domain dataset

JOHNSON ROAD

Carrying JOHNSON ROAD over HUNTSVILLE SPRING BRANCH

JOHNSON RD*HUNT'S SPG BR, Madison, Alabama

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
43 t Inventory load rating

Bridge Snapshot: JOHNSON ROAD

The JOHNSON ROAD bridge in Madison, Alabama carries JOHNSON ROAD over HUNTSVILLE SPRING BRANCH. It was built in 1992, making it 34 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 60.4 meters (198 feet) end to end. Daily traffic averages 16,660 vehicles, placing it in the heavily-trafficked 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 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 42.9 metric tons.

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

How JOHNSON ROAD compares

▲ 4.6
Load rating vs Alabama average (38.3 t)
Top 31%
Higher load rating than 69% of Alabama bridges
586
Bridges in Madison · 9 in Poor condition
JOHNSON ROAD 42.9 t
Alabama average 38.3 t

Live comparison across Alabama.

Historical Sufficiency Rating

PlainBridge-computed
97.2 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
28.7
Essentiality /15
13.4
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 How the historical reference is calculated.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
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
42.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1992
Material
Prestressed Concrete
Number of Spans
3
Structure Length
60.4 m (198 ft)
Deck Width
23.8 m (78 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
16,660 vehicles/day
Structure Number
009754

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether JOHNSON 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 JOHNSON ROAD against other structures in Madison 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 JOHNSON ROAD?

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

How often is JOHNSON ROAD inspected?

JOHNSON 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 16,660 vehicles per day.

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

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

JOHNSON ROAD has an NBI inventory load rating of 42.9 metric tons.

Who is responsible for maintaining JOHNSON ROAD?

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

How old is JOHNSON ROAD and does age affect safety?

JOHNSON ROAD was built in 1992, making it 34 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.