FHWA NBI 2024 Inspection record Public-domain dataset

STATE ROUTE 152 WB

Carrying STATE ROUTE 152 WB over BERENDA SLOUGH

06-MAD-152-12.37, Madera, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
28 t Inventory load rating

Bridge Snapshot: STATE ROUTE 152 WB

The STATE ROUTE 152 WB bridge in Madera, California carries STATE ROUTE 152 WB over BERENDA SLOUGH. It was built in 1968, making it 58 years old today. The structure is built primarily of concrete continuous and spans 10 sections, stretching 110.6 meters (363 feet) end to end. Daily traffic averages 15,000 vehicles, placing it in the heavily-trafficked tier of California bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 28.2 metric tons.

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

How STATE ROUTE 152 WB compares

▼ 3.1
Load rating vs California average (31.3 t)
Bottom 33%
Lower load rating than 67% of California bridges
250
Bridges in Madera · 28 in Poor condition
STATE ROUTE 152 WB 28.2 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
85.6 / 100 - historical 80–100 band
Structural adequacy /55
52.2
Serviceability /30
23.0
Essentiality /15
13.4
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 How the historical reference is calculated.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

Deck
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
28.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1968
Material
Concrete Continuous
Number of Spans
10
Structure Length
110.6 m (363 ft)
Deck Width
10.4 m (34 ft)
Owner
State Highway Agency
Avg Daily Traffic
15,000 vehicles/day
Structure Number
41 0009L

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • 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 STATE ROUTE 152 WB 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 STATE ROUTE 152 WB against other structures in Madera 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 STATE ROUTE 152 WB?

STATE ROUTE 152 WB in Madera, California has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is STATE ROUTE 152 WB inspected?

STATE ROUTE 152 WB'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 15,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STATE ROUTE 152 WB is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for STATE ROUTE 152 WB?

STATE ROUTE 152 WB has an NBI inventory load rating of 28.2 metric tons.

Who is responsible for maintaining STATE ROUTE 152 WB?

STATE ROUTE 152 WB is owned and maintained by State Highway Agency.

How old is STATE ROUTE 152 WB and does age affect safety?

STATE ROUTE 152 WB was built in 1968, making it 58 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.