FHWA NBI 2024 Inspection record Public-domain dataset

WILTON RD

Carrying WILTON RD over COSUMNES RIVER

1.5 MI E GRANT LINE RD, Sacramento, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
26 t Inventory load rating

Bridge Snapshot: WILTON RD

The WILTON RD bridge in Sacramento, California carries WILTON RD over COSUMNES RIVER. It was built in 1957, making it 69 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 125.1 meters (410 feet) end to end. Daily traffic averages 11,400 vehicles, placing it in the heavily-trafficked 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. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 25.6 metric tons.

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

How WILTON RD compares

▼ 5.7
Load rating vs California average (31.3 t)
Bottom 29%
Lower load rating than 71% of California bridges
775
Bridges in Sacramento · 20 in Poor condition
WILTON RD 25.6 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
59.2 / 100 - historical 50–79.9 band
Structural adequacy /55
49.2
Serviceability /30
13.0
Essentiality /15
0.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
25.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1957
Material
Concrete Continuous
Number of Spans
3
Structure Length
125.1 m (410 ft)
Deck Width
9.4 m (31 ft)
Owner
County Highway Agency
Avg Daily Traffic
11,400 vehicles/day
Structure Number
24C0037

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 WILTON RD 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 WILTON RD against other structures in Sacramento 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 WILTON RD?

WILTON RD in Sacramento, 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 WILTON RD inspected?

WILTON RD'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 11,400 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. WILTON RD 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 WILTON RD?

WILTON RD has an NBI inventory load rating of 25.6 metric tons.

Who is responsible for maintaining WILTON RD?

WILTON RD is owned and maintained by County Highway Agency.

How old is WILTON RD and does age affect safety?

WILTON RD was built in 1957, making it 69 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.