FHWA NBI 2024 Inspection record Public-domain dataset

E&W12-N101 CONNCTR

Carrying E&W12-N101 CONNCTR over SANTA ROSA CREEK

04-SON-101-20.00-SRO, Sonoma, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: E&W12-N101 CONNCTR

The E&W12-N101 CONNCTR bridge in Sonoma, California carries E&W12-N101 CONNCTR over SANTA ROSA CREEK. It was built in 2009, making it 17 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 51.4 meters (169 feet) end to end. Daily traffic averages 40,000 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 5/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in fair 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 E&W12-N101 CONNCTR compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
613
Bridges in Sonoma · 37 in Poor condition
E&W12-N101 CONNCTR 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
95.1 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
11.1
Special reductions
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 How the historical reference is calculated.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
5/9
Fair (5–6)
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
Fair

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

Structural Details

Year Built
2009
Material
Prestressed Concrete
Number of Spans
1
Structure Length
51.4 m (169 ft)
Deck Width
12.5 m (41 ft)
Owner
State Highway Agency
Avg Daily Traffic
40,000 vehicles/day
Structure Number
20 0276H

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether E&W12-N101 CONNCTR 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 E&W12-N101 CONNCTR against other structures in Sonoma 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 E&W12-N101 CONNCTR?

E&W12-N101 CONNCTR in Sonoma, California has a deck rating of 5/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is E&W12-N101 CONNCTR inspected?

E&W12-N101 CONNCTR'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 40,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. E&W12-N101 CONNCTR 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 E&W12-N101 CONNCTR?

E&W12-N101 CONNCTR has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining E&W12-N101 CONNCTR?

E&W12-N101 CONNCTR is owned and maintained by State Highway Agency.

How old is E&W12-N101 CONNCTR and does age affect safety?

E&W12-N101 CONNCTR was built in 2009, making it 17 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.