OLD SR 46
Carrying OLD SR 46 over STOUT CREEK
00.60 NW SR 37, Monroe, Indiana
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: OLD SR 46
The OLD SR 46 bridge in Monroe, Indiana carries OLD SR 46 over STOUT CREEK. It was built in 1929, making it 97 years old today. It was last reconstructed in 1961, extending its service life. The structure is built primarily of concrete and spans 1 section, stretching 15.2 meters (50 feet) end to end. Daily traffic averages 5,376 vehicles, placing it in the moderately-trafficked tier of Indiana bridges. It is owned and maintained by County 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 32.7 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How OLD SR 46 compares
Live comparison across Indiana.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1929
- Last Reconstructed
- 1961
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 15.2 m (50 ft)
- Deck Width
- 13.4 m (44 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 5,376 vehicles/day
- Structure Number
- 5300151
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether OLD SR 46 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 OLD SR 46 against other structures in Monroe 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 OLD SR 46?
OLD SR 46 in Monroe, Indiana on the FHWA's 0–9 scale.
How often is OLD SR 46 inspected?
OLD SR 46'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 5,376 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OLD SR 46 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 OLD SR 46?
OLD SR 46 has an NBI inventory load rating of 32.7 metric tons.
Who is responsible for maintaining OLD SR 46?
OLD SR 46 is owned and maintained by County Highway Agency.
How old is OLD SR 46 and does age affect safety?
OLD SR 46 was built in 1929, making it 97 years old and last reconstructed in 1961.
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.
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.