BIRMINGHAM RD
Carrying BIRMINGHAM RD over ROCK CR
S 9 T 50 N R 32 W, Clay, Missouri
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
BIRMINGHAM RD in Clay, Missouri sits above 44% of rated Missouri bridges on inventory load rating (32 t), while its 1995 build year is earlier than 31% of Clay's recorded-year cohort (436 bridges).
BIRMINGHAM RD in Clay, Missouri is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1995, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. 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 MO:28212
LATE-CENTURY · CONCRETE · MULTI-SPAN · CULVERT-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-GOOD
- LATE-CENTURY 1980–1999
- CONCRETE Concrete
- MULTI-SPAN 2 spans
- CULVERT-LED Culvert-led
- ARTERIAL-ADT Arterial 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: BIRMINGHAM RD
The BIRMINGHAM RD bridge in Clay, Missouri carries BIRMINGHAM RD over ROCK CR. It was built in 1995, making it 31 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 10.7 meters (35 feet) end to end. Daily traffic averages 2,140 vehicles, placing it in the moderately-trafficked tier of Missouri bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range.
How BIRMINGHAM RD compares
Age against the county: built in 1995, earlier than 135 of Clay's 436 bridges with a recorded construction year (31%), against a county median build year of 1980. This is one of the newer structures in its county.
Live comparison across Missouri bridges with a recorded inventory load rating (24,616 of 24,618 rated).
BIRMINGHAM RD vs every rated Missouri bridge
Inventory load rating (metric tons), FHWA NBI, this state
32 Top 56% higher than 44% of 24,616 bridges
rated Missouri 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.
Clay inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 436 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
- 1995
- Material
- Concrete Continuous
- Number of Spans
- 2
- Structure Length
- 10.7 m (35 ft)
- Deck Width
- 25.3 m (83 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 2,140 vehicles/day
- Structure Number
- 28212
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 BIRMINGHAM 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 BIRMINGHAM RD against other structures in Clay and across Missouri. Missouri 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 BIRMINGHAM RD?
BIRMINGHAM RD in Clay, Missouri on the FHWA's 0–9 scale.
How often is BIRMINGHAM RD inspected?
BIRMINGHAM 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 2,140 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. BIRMINGHAM 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 BIRMINGHAM RD?
BIRMINGHAM RD has an NBI inventory load rating of 32.4 metric tons.
Who is responsible for maintaining BIRMINGHAM RD?
BIRMINGHAM RD is owned and maintained by City/Municipal Highway Agency.
How old is BIRMINGHAM RD and does age affect safety?
BIRMINGHAM RD was built in 1995, making it 31 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.