FHWA NBI 2024 Inspection record Public-domain dataset

MARTIN AVENUE

Carrying MARTIN AVENUE over TROUT CREEK

0.1 MI WEST OF BLACK BART, El Dorado, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: MARTIN AVENUE

The MARTIN AVENUE bridge in El Dorado, California carries MARTIN AVENUE over TROUT CREEK. It was built in 1998, making it 28 years old today. The structure is built primarily of concrete and spans 1 section, stretching 6.1 meters (20 feet) end to end. Daily traffic averages 4,220 vehicles, placing it in the moderately-trafficked tier of California bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 32.4 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How MARTIN AVENUE compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
196
Bridges in El Dorado · 10 in Poor condition
MARTIN AVENUE 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
93.4 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
27.0
Essentiality /15
14.4
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

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.

Structural Details

Year Built
1998
Material
Concrete
Number of Spans
1
Structure Length
6.1 m (20 ft)
Deck Width
11.2 m (37 ft)
Owner
County Highway Agency
Avg Daily Traffic
4,220 vehicles/day
Structure Number
25C0125

Condition Analysis

  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether MARTIN AVENUE 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 MARTIN AVENUE against other structures in El Dorado 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 MARTIN AVENUE?

MARTIN AVENUE in El Dorado, California, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is MARTIN AVENUE inspected?

MARTIN AVENUE'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 4,220 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MARTIN AVENUE 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 MARTIN AVENUE?

MARTIN AVENUE has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining MARTIN AVENUE?

MARTIN AVENUE is owned and maintained by County Highway Agency.

How old is MARTIN AVENUE and does age affect safety?

MARTIN AVENUE was built in 1998, making it 28 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

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.