COUTY ROAD 453
Carrying COUTY ROAD 453 over UNNAMED STREAM
SEC 23 T14S R 1E, Calhoun, Mississippi
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
COUTY ROAD 453 in Calhoun, Mississippi sits above 1% of rated Mississippi bridges on inventory load rating (0 t), while its 1970 build year is earlier than 70% of Calhoun's recorded-year cohort (213 bridges).
COUTY ROAD 453 in Calhoun, Mississippi is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1970, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 1. The lowest applicable rating sets the federal condition category, so this Poor 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 MS:SA0700000000163
INTERSTATE-ERA · TIMBER · MULTI-SPAN · SUPER-LED · LOCAL-ADT · TRACE-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- TIMBER Wood or timber
- MULTI-SPAN 3 spans
- SUPER-LED Superstructure-led
- LOCAL-ADT Local ADT
- TRACE-LOAD Trace load
- CAT-POOR Poor
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: COUTY ROAD 453
The COUTY ROAD 453 bridge in Calhoun, Mississippi carries COUTY ROAD 453 over UNNAMED STREAM. It was built in 1970, making it 56 years old today. The structure is built primarily of wood or timber and spans 3 sections, stretching 12.8 meters (42 feet) end to end. Daily traffic averages 50 vehicles, placing it in the lower-traffic tier of Mississippi bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 1/9, substructure at 3/9. The weakest component sits in critical condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How COUTY ROAD 453 compares
Age against the county: built in 1970, earlier than 149 of Calhoun's 213 bridges with a recorded construction year (70%), against a county median build year of 1989. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Mississippi bridges with a recorded inventory load rating (16,739 rated).
COUTY ROAD 453 vs every rated Mississippi bridge
Inventory load rating (metric tons), FHWA NBI, this state
0 Top 99% higher than 1% of 16,739 bridges
rated Mississippi 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.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Calhoun inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 213 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
- 1970
- Material
- Wood or Timber
- Number of Spans
- 3
- Structure Length
- 12.8 m (42 ft)
- Deck Width
- 5.0 m (16 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 50 vehicles/day
- Structure Number
- SA0700000000163
Condition Analysis
- • The deck (driving surface) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.
- • The superstructure (beams and supports above the deck) rates critical at 1/9, with severe deterioration on the latest inspection.
- • The substructure (piers and abutments) is in poor condition (3/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
COUTY ROAD 453 is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare COUTY ROAD 453 against other structures in Calhoun and across Mississippi. Mississippi 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 COUTY ROAD 453?
COUTY ROAD 453 in Calhoun, Mississippi has a deck rating of 4/9, superstructure rating of 1/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.
How often is COUTY ROAD 453 inspected?
COUTY ROAD 453'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 50 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. COUTY ROAD 453 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for COUTY ROAD 453?
COUTY ROAD 453 has an NBI inventory load rating of 0.0 metric tons.
Who is responsible for maintaining COUTY ROAD 453?
COUTY ROAD 453 is owned and maintained by County Highway Agency.
How old is COUTY ROAD 453 and does age affect safety?
COUTY ROAD 453 was built in 1970, making it 56 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.
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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.