FHWA NBI 2024 Inspection record Public-domain dataset

CR 177

Carrying CR 177 over Ten Mile Creek

5.3 Miles West of SR 79, Holmes, Florida

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
35 t Inventory load rating Lower than 60% of rated Florida bridges

CR 177 in Holmes, Florida sits above 40% of rated Florida bridges on inventory load rating (35 t), while its 1977 build year is earlier than 60% of Holmes's recorded-year cohort (156 bridges).

CR 177 in Holmes, Florida is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1977, 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 FL:520073

INTERSTATE-ERA · CONCRETE · LONG-SPAN-RUN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR

  • INTERSTATE-ERA 1950–1979
  • CONCRETE Concrete
  • LONG-SPAN-RUN 11 spans
  • TIED-CTRL Tied control
  • 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 177

The CR 177 bridge in Holmes, Florida carries CR 177 over Ten Mile Creek. It was built in 1977, making it 49 years old today. The structure is built primarily of concrete continuous and spans 11 sections, stretching 107.1 meters (351 feet) end to end. Daily traffic averages 1,800 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 a deck rating of 4/9, superstructure at 4/9, substructure at 7/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.

How CR 177 compares

▼ 4.2
Load rating vs Florida average (38.7 t; 13,032 of 13,036 rated)
156
Bridges in Holmes · 28 in Poor condition

Age against the county: built in 1977, earlier than 93 of Holmes's 156 bridges with a recorded construction year (60%), against a county median build year of 1980. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

CR 177 34.5 t
Florida average (13,032 of 13,036 rated) 38.7 t

Live comparison across Florida bridges with a recorded inventory load rating (13,032 of 13,036 rated).

CR 177 vs every rated Florida bridge

Inventory load rating (metric tons), FHWA NBI, this state

35 Top 60% higher than 40% 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

Deck
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
7/9
Good (7–9)
Inventory Load Rating
34.5 t
NBI inventory level (metric tons)
Overall Condition
Poor

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.

Holmes inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 156 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
1977
Material
Concrete Continuous
Number of Spans
11
Structure Length
107.1 m (351 ft)
Deck Width
14.1 m (46 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,800 vehicles/day
Structure Number
520073

Condition Analysis

  • The deck (driving surface) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
  • The superstructure (beams and supports above the deck) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

CR 177 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 177 against other structures in Holmes 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 177?

CR 177 in Holmes, Florida has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is CR 177 inspected?

CR 177'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 1,800 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. CR 177 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 177?

CR 177 has an NBI inventory load rating of 34.5 metric tons.

Who is responsible for maintaining CR 177?

CR 177 is owned and maintained by County Highway Agency.

How old is CR 177 and does age affect safety?

CR 177 was built in 1977, making it 49 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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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.

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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.