Nat Key RD
Carrying Nat Key RD over Robertson Branch
1.1 mi East of Mt Zion Rd, Morgan, Alabama
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Nat Key RD in Morgan, Alabama sits above 45% of rated Alabama bridges on inventory load rating (33 t), while its 2023 build year is earlier than 0% of Morgan's recorded-year cohort (271 bridges).
Nat Key RD in Morgan, Alabama is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 2023, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 8. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure AL:021836
POST-2000 · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · STANDARD-LOAD · CAT-GOOD
- POST-2000 2000+
- CONCRETE Concrete
- MULTI-SPAN 3 spans
- CULVERT-LED Culvert-led
- LOCAL-ADT Local ADT
- STANDARD-LOAD Standard load
- CAT-GOOD Good
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: Nat Key RD
The Nat Key RD bridge in Morgan, Alabama carries Nat Key RD over Robertson Branch. It was built in 2023, making it 3 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 11.3 meters (37 feet) end to end. Daily traffic averages 710 vehicles, placing it in the lower-traffic tier of Alabama bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range.
How Nat Key RD compares
Age against the county: built in 2023, earlier than 0 of Morgan's 271 bridges with a recorded construction year (0%), against a county median build year of 1973. This is one of the newer structures in its county.
Live comparison across Alabama bridges with a recorded inventory load rating (16,191 of 16,205 rated).
Nat Key RD vs every rated Alabama bridge
Inventory load rating (metric tons), FHWA NBI, this state
33 Top 55% higher than 45% of 16,191 bridges
rated Alabama bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Morgan inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 271 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 2023
- Material
- Concrete
- Number of Spans
- 3
- Structure Length
- 11.3 m (37 ft) 0
- Owner
- County Highway Agency
- Avg Daily Traffic
- 710 vehicles/day
- Structure Number
- 021836
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether Nat Key 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 Nat Key RD against other structures in Morgan 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 Nat Key RD?
Nat Key RD in Morgan, Alabama on the FHWA's 0–9 scale.
How often is Nat Key RD inspected?
Nat Key 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 710 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Nat Key RD 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 Nat Key RD?
Nat Key RD has an NBI inventory load rating of 32.7 metric tons.
Who is responsible for maintaining Nat Key RD?
Nat Key RD is owned and maintained by County Highway Agency.
How old is Nat Key RD and does age affect safety?
Nat Key RD was built in 2023, making it 3 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.