OLD SR 1
Carrying OLD SR 1 over G POWERS/WEST BRANCH
0.30 MILES N OF EDUNHAM R, Steuben, Indiana
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
OLD SR 1 in Steuben, Indiana sits above 61% of rated Indiana bridges on inventory load rating (36 t), while its 1967 build year is earlier than 40% of Steuben's recorded-year cohort (135 bridges).
OLD SR 1 in Steuben, Indiana is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1967, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure IN:7600043
INTERSTATE-ERA · PRESTRESS · SINGLE-SPAN · SUB-LED · LOCAL-ADT · STANDARD-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- PRESTRESS Prestressed concrete
- SINGLE-SPAN Single span
- SUB-LED Substructure-led
- LOCAL-ADT Local ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: OLD SR 1
The OLD SR 1 bridge in Steuben, Indiana carries OLD SR 1 over G POWERS/WEST BRANCH. It was built in 1967, making it 59 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 9.1 meters (30 feet) end to end. Daily traffic averages 241 vehicles, placing it in the lower-traffic tier of Indiana bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure 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.
How OLD SR 1 compares
Age against the county: built in 1967, earlier than 54 of Steuben's 135 bridges with a recorded construction year (40%), against a county median build year of 1965. This is one of the newer structures in its county.
Live comparison across Indiana bridges with a recorded inventory load rating (19,495 rated).
OLD SR 1 vs every rated Indiana bridge
Inventory load rating (metric tons), FHWA NBI, this state
36 Top 39% higher than 61% of 19,495 bridges
rated Indiana bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Steuben inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 135 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1967
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 9.1 m (30 ft)
- Deck Width
- 11.5 m (38 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 241 vehicles/day
- Structure Number
- 7600043
Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear on file for this vintage.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
OLD SR 1 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 OLD SR 1 against other structures in Steuben 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 1?
OLD SR 1 in Steuben, Indiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is OLD SR 1 inspected?
OLD SR 1'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 241 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OLD SR 1 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 OLD SR 1?
OLD SR 1 has an NBI inventory load rating of 35.5 metric tons.
Who is responsible for maintaining OLD SR 1?
OLD SR 1 is owned and maintained by County Highway Agency.
How old is OLD SR 1 and does age affect safety?
OLD SR 1 was built in 1967, making it 59 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.