FHWA NBI 2024 Inspection record Public-domain dataset

US 31 SB RAMP

Carrying US 31 SB RAMP over MARTIN-YOUNGMAN DITCH

00.25 N SR 26, Howard, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
52 t Inventory load rating

Bridge Snapshot: US 31 SB RAMP

The US 31 SB RAMP bridge in Howard, Indiana carries US 31 SB RAMP over MARTIN-YOUNGMAN DITCH. It was built in 2013, making it 13 years old today. The structure is built primarily of concrete and spans 1 section, stretching 12.4 meters (41 feet) end to end. Daily traffic averages 1,639 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 8/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 51.8 metric tons.

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

How US 31 SB RAMP compares

▲ 16.2
Load rating vs Indiana average (35.6 t)
Top 8%
Higher load rating than 92% of Indiana bridges
194
Bridges in Howard · 8 in Poor condition
US 31 SB RAMP 51.8 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
99.8 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.8
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 How the historical reference is calculated.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
8/9
Good (7–9)
Inventory Load Rating
51.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2013
Material
Concrete
Number of Spans
1
Structure Length
12.4 m (41 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,639 vehicles/day
Structure Number
080414

How to read this record

This page shows what the last federal inspection recorded, not whether US 31 SB RAMP 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 31 SB RAMP against other structures in Howard 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 31 SB RAMP?

US 31 SB RAMP in Howard, Indiana on the FHWA's 0–9 scale.

How often is US 31 SB RAMP inspected?

US 31 SB RAMP'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 1,639 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 31 SB RAMP 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 31 SB RAMP?

US 31 SB RAMP has an NBI inventory load rating of 51.8 metric tons.

Who is responsible for maintaining US 31 SB RAMP?

US 31 SB RAMP is owned and maintained by State Highway Agency.

How old is US 31 SB RAMP and does age affect safety?

US 31 SB RAMP was built in 2013, making it 13 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.