CALEDONIA HAML. RD
Carrying CALEDONIA HAML. RD over BUTTAHATCHIE RIVER
SEC 5 T16S R17W B, Monroe, Mississippi
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
CALEDONIA HAML. RD in Monroe, Mississippi sits above 15% of rated Mississippi bridges on inventory load rating (22 t), while its 1980 build year is earlier than 79% of Monroe's recorded-year cohort (290 bridges).
CALEDONIA HAML. RD in Monroe, Mississippi is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1980, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. 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:SA4800000000171
LATE-CENTURY · STEEL · MULTI-SPAN · SUB-LED · LOCAL-ADT · STANDARD-LOAD · CAT-POOR
- LATE-CENTURY 1980–1999
- STEEL Steel
- MULTI-SPAN 3 spans
- SUB-LED Substructure-led
- LOCAL-ADT Local ADT
- STANDARD-LOAD Standard 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: CALEDONIA HAML. RD
The CALEDONIA HAML. RD bridge in Monroe, Mississippi carries CALEDONIA HAML. RD over BUTTAHATCHIE RIVER. It was built in 1980, making it 46 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 198.2 meters (650 feet) end to end. Daily traffic averages 701 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 6/9, superstructure at 7/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order.
How CALEDONIA HAML. RD compares
Age against the county: built in 1980, earlier than 230 of Monroe's 290 bridges with a recorded construction year (79%), against a county median build year of 1996. 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).
CALEDONIA HAML. RD vs every rated Mississippi bridge
Inventory load rating (metric tons), FHWA NBI, this state
22 Top 85% higher than 15% 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.
Monroe inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 290 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
- 1980
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 198.2 m (650 ft)
- Deck Width
- 8.9 m (29 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 701 vehicles/day
- Structure Number
- SA4800000000171
Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear on file for this vintage.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
CALEDONIA HAML. RD 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 CALEDONIA HAML. RD against other structures in Monroe 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 CALEDONIA HAML. RD?
CALEDONIA HAML. RD in Monroe, Mississippi has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is CALEDONIA HAML. RD inspected?
CALEDONIA HAML. 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 701 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CALEDONIA HAML. RD 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 CALEDONIA HAML. RD?
CALEDONIA HAML. RD has an NBI inventory load rating of 21.9 metric tons.
Who is responsible for maintaining CALEDONIA HAML. RD?
CALEDONIA HAML. RD is owned and maintained by County Highway Agency.
How old is CALEDONIA HAML. RD and does age affect safety?
CALEDONIA HAML. RD was built in 1980, making it 46 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.