FHWA NBI 2024 Inspection record Public-domain dataset

S SHILOH RD

Carrying S SHILOH RD over SEP I 90

2M SW BILLINGS, Yellowstone, Montana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Unknown

Bridge Snapshot: S SHILOH RD

The S SHILOH RD bridge in Yellowstone, Montana carries S SHILOH RD over SEP I 90. It was built in 1959, making it 67 years old today. The structure is built primarily of prestressed concrete. Daily traffic averages 14,099 vehicles, placing it in the heavily-trafficked tier of Montana bridges.

The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. None of this bridge's reported major components fall into the Poor condition range.

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

How S SHILOH RD compares

283
Bridges in Yellowstone · 3 in Poor condition

Live comparison across Montana.

Historical Sufficiency Rating

PlainBridge-computed
48.4 / 100 - historical 20–49.9 band
Structural adequacy /55
22.8
Serviceability /30
14.9
Essentiality /15
12.7
Special reductions
−2.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Overall Condition
Unrated

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

Structural Details

Year Built
1959
Material
Prestressed Concrete
Avg Daily Traffic
14,099 vehicles/day
Structure Number
S00429002+02661

How to read this record

This page shows what the last federal inspection recorded, not whether S SHILOH 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 S SHILOH RD against other structures in Yellowstone and across Montana. Montana 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 S SHILOH RD?

S SHILOH RD in Yellowstone, Montana on the FHWA's 0–9 scale.

How often is S SHILOH RD inspected?

S SHILOH 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 14,099 vehicles per day.

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

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

What is the inventory load rating for S SHILOH RD?

An inventory load rating is not recorded for S SHILOH RD.

Who is responsible for maintaining S SHILOH RD?

Ownership is not specified for S SHILOH RD in the NBI.

How old is S SHILOH RD and does age affect safety?

S SHILOH RD was built in 1959, making it 67 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.