FHWA NBI 2024 Inspection record Public-domain dataset

US 97

Carrying US 97 over PESHASTIN CREEK

17.0 N KITTITAS CO, Chelan, Washington

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
26 t Inventory load rating

Bridge Snapshot: US 97

The US 97 bridge in Chelan, Washington carries US 97 over PESHASTIN CREEK. It was built in 1956, making it 70 years old today. The structure is built primarily of concrete and spans 1 section, stretching 17.8 meters (58 feet) end to end. Daily traffic averages 6,648 vehicles, placing it in the moderately-trafficked tier of Washington bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, 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 US 97 compares

▼ 7.9
Load rating vs Washington average (33.5 t)
Bottom 36%
Lower load rating than 64% of Washington bridges
154
Bridges in Chelan · 12 in Poor condition
US 97 25.6 t
Washington average 33.5 t

Live comparison across Washington.

Historical Sufficiency Rating

PlainBridge-computed
87.8 / 100 - historical 80–100 band
Structural adequacy /55
49.2
Serviceability /30
28.0
Essentiality /15
10.5
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 How the historical reference is calculated.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
8/9
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
1956
Material
Concrete
Number of Spans
1
Structure Length
17.8 m (58 ft)
Deck Width
12.3 m (40 ft)
Owner
State Highway Agency
Avg Daily Traffic
6,648 vehicles/day
Structure Number
0005205A0000000

Condition Analysis

  • The deck (driving surface) rates good at 8/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • 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 US 97 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 US 97 against other structures in Chelan and across Washington. Washington 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 US 97?

US 97 in Chelan, Washington has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is US 97 inspected?

US 97'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 6,648 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 97 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 US 97?

US 97 has an NBI inventory load rating of 25.6 metric tons.

Who is responsible for maintaining US 97?

US 97 is owned and maintained by State Highway Agency.

How old is US 97 and does age affect safety?

US 97 was built in 1956, making it 70 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.