CR-315
Carrying CR-315 over Daisy Creek
7.2 mi N of SR-40, Marion, Florida
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
CR-315 in Marion, Florida sits above 32% of rated Florida bridges on inventory load rating (33 t), while its 1958 build year is earlier than 86% of Marion's recorded-year cohort (78 bridges).
CR-315 in Marion, Florida is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1958, it carries 1 rated component 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 FL:364012
INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- CONCRETE Concrete
- MULTI-SPAN 3 spans
- CULVERT-LED Culvert-led
- ARTERIAL-ADT Arterial 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: CR-315
The CR-315 bridge in Marion, Florida carries CR-315 over Daisy Creek. It was built in 1958, making it 68 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 9.7 meters (32 feet) end to end. Daily traffic averages 3,500 vehicles, placing it in the moderately-trafficked tier of Florida bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How CR-315 compares
Age against the county: built in 1958, earlier than 67 of Marion's 78 bridges with a recorded construction year (86%), against a county median build year of 1970. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Florida bridges with a recorded inventory load rating (13,032 of 13,036 rated).
CR-315 vs every rated Florida bridge
Inventory load rating (metric tons), FHWA NBI, this state
33 Top 68% higher than 32% of 13,032 bridges
rated Florida 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.
Marion inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 78 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
- 1958
- Material
- Concrete
- Number of Spans
- 3
- Structure Length
- 9.7 m (32 ft) 0
- Owner
- County Highway Agency
- Avg Daily Traffic
- 3,500 vehicles/day
- Structure Number
- 364012
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
CR-315 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 CR-315 against other structures in Marion and across Florida. Florida 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 CR-315?
CR-315 in Marion, Florida on the FHWA's 0–9 scale.
How often is CR-315 inspected?
CR-315'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 3,500 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CR-315 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 CR-315?
CR-315 has an NBI inventory load rating of 32.8 metric tons.
Who is responsible for maintaining CR-315?
CR-315 is owned and maintained by County Highway Agency.
How old is CR-315 and does age affect safety?
CR-315 was built in 1958, making it 68 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.