FHWA NBI 2024 Inspection record Public-domain dataset

WYO 374

Carrying WYO 374 over Grease Wood Draw

Jct I-80 - Green River, Sweetwater, Wyoming

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
33 t Inventory load rating

Bridge Snapshot: WYO 374

The WYO 374 bridge in Sweetwater, Wyoming carries WYO 374 over Grease Wood Draw. It was built in 1942, making it 84 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 9.7 meters (32 feet) end to end. Daily traffic averages 2,369 vehicles, placing it in the moderately-trafficked tier of Wyoming bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 32.7 metric tons.

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

How WYO 374 compares

▼ 0.8
Load rating vs Wyoming average (33.5 t)
Bottom 41%
Lower load rating than 59% of Wyoming bridges
196
Bridges in Sweetwater · 10 in Poor condition
WYO 374 32.7 t
Wyoming average 33.5 t

Live comparison across Wyoming.

Historical Sufficiency Rating

PlainBridge-computed
72.7 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
28.0
Essentiality /15
14.7
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 How the historical reference is calculated.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

Culvert
4/9
Poor (1–4)
Inventory Load Rating
32.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1942
Material
Concrete Continuous
Number of Spans
3
Structure Length
9.7 m (32 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,369 vehicles/day
Structure Number
CXV

How to read this record

WYO 374 is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare WYO 374 against other structures in Sweetwater and across Wyoming. Wyoming 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 WYO 374?

WYO 374 in Sweetwater, Wyoming on the FHWA's 0–9 scale.

How often is WYO 374 inspected?

WYO 374'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 2,369 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. WYO 374 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for WYO 374?

WYO 374 has an NBI inventory load rating of 32.7 metric tons.

Who is responsible for maintaining WYO 374?

WYO 374 is owned and maintained by State Highway Agency.

How old is WYO 374 and does age affect safety?

WYO 374 was built in 1942, making it 84 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.