FHWA NBI 2024 Inspection record Public-domain dataset

COUNTY ROAD 45

Carrying COUNTY ROAD 45 over PINE CREEK

0.2 MI S OF STATELINE RD, Modoc, California

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating Lower than 63% of rated California bridges

COUNTY ROAD 45 in Modoc, California sits above 37% of rated California bridges on inventory load rating (32 t), while its 2016 build year is earlier than 5% of Modoc's recorded-year cohort (87 bridges).

COUNTY ROAD 45 in Modoc, California is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 2016, it carries 3 rated components 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 CA:03C0130

POST-2000 · CONCRETE · SINGLE-SPAN · TIED-CTRL · TRACE-ADT · STANDARD-LOAD · CAT-GOOD

  • POST-2000 2000+
  • CONCRETE Concrete
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • TRACE-ADT Trace 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: COUNTY ROAD 45

The COUNTY ROAD 45 bridge in Modoc, California carries COUNTY ROAD 45 over PINE CREEK. It was built in 2016, making it 10 years old today. The structure is built primarily of concrete and spans 1 section, stretching 6.9 meters (23 feet) end to end. Daily traffic averages 20 vehicles, placing it in the lower-traffic tier of California bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range.

How COUNTY ROAD 45 compares

▲ 0.3
Load rating vs California average (32.1 t; 25,538 of 25,848 rated)
87
Bridges in Modoc · 1 in Poor condition

Age against the county: built in 2016, earlier than 4 of Modoc's 87 bridges with a recorded construction year (5%), against a county median build year of 1968. This is one of the newer structures in its county.

COUNTY ROAD 45 32.4 t
California average (25,538 of 25,848 rated) 32.1 t

Live comparison across California bridges with a recorded inventory load rating (25,538 of 25,848 rated).

COUNTY ROAD 45 vs every rated California bridge

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

32 Top 63% higher than 37% of 25,538 bridges

rated California 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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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.

Modoc inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 87 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
2016
Material
Concrete
Number of Spans
1
Structure Length
6.9 m (23 ft)
Deck Width
9.2 m (30 ft)
Owner
County Highway Agency
Avg Daily Traffic
20 vehicles/day
Structure Number
03C0130

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether COUNTY ROAD 45 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 COUNTY ROAD 45 against other structures in Modoc and across California. California 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 COUNTY ROAD 45?

COUNTY ROAD 45 in Modoc, California has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is COUNTY ROAD 45 inspected?

COUNTY ROAD 45'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 20 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. COUNTY ROAD 45 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 COUNTY ROAD 45?

COUNTY ROAD 45 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining COUNTY ROAD 45?

COUNTY ROAD 45 is owned and maintained by County Highway Agency.

How old is COUNTY ROAD 45 and does age affect safety?

COUNTY ROAD 45 was built in 2016, making it 10 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.