FHWA NBI 2024 Inspection record Public-domain dataset

US 27

Carrying US 27 over SILVER CREEK

01.73 N SR 44, Union, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
88 t Inventory load rating

Bridge Snapshot: US 27

The US 27 bridge in Union, Indiana carries US 27 over SILVER CREEK. It was built in 1957, making it 69 years old today. The structure is built primarily of concrete and spans 1 section, stretching 15.2 meters (50 feet) end to end. Daily traffic averages 5,308 vehicles, placing it in the moderately-trafficked tier of Indiana bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 88.2 metric tons.

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

How US 27 compares

▲ 52.6
Load rating vs Indiana average (35.6 t)
Top 2%
Higher load rating than 98% of Indiana bridges
58
Bridges in Union · 3 in Poor condition
US 27 88.2 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
98.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
13.5
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 How the historical reference is calculated.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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
88.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1957
Material
Concrete
Number of Spans
1
Structure Length
15.2 m (50 ft)
Owner
State Highway Agency
Avg Daily Traffic
5,308 vehicles/day
Structure Number
007100

How to read this record

This page shows what the last federal inspection recorded, not whether US 27 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 27 against other structures in Union and across Indiana. Indiana 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 27?

US 27 in Union, Indiana on the FHWA's 0–9 scale.

How often is US 27 inspected?

US 27'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 5,308 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 27 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 US 27?

US 27 has an NBI inventory load rating of 88.2 metric tons.

Who is responsible for maintaining US 27?

US 27 is owned and maintained by State Highway Agency.

How old is US 27 and does age affect safety?

US 27 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.