SR 17 (3RD ST)
Carrying SR 17 (3RD ST) over EEL RIVER
00.17 N SR 25 SB, Cass, Indiana
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
SR 17 (3RD ST) in Cass, Indiana sits above 14% of rated Indiana bridges on inventory load rating (26 t), while its 1918 build year is earlier than 98% of Cass's recorded-year cohort (185 bridges).
SR 17 (3RD ST) in Cass, Indiana is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1918, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair 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:004410
PRE-1950 · CONCRETE · LONG-SPAN-RUN · TIED-CTRL · HEAVY-ADT · STANDARD-LOAD · CAT-FAIR
- PRE-1950 Pre-1950
- CONCRETE Concrete
- LONG-SPAN-RUN 4 spans
- TIED-CTRL Tied control
- HEAVY-ADT Heavy ADT
- STANDARD-LOAD Standard load
- CAT-FAIR Fair
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: SR 17 (3RD ST)
The SR 17 (3RD ST) bridge in Cass, Indiana carries SR 17 (3RD ST) over EEL RIVER. It was built in 1918, making it 108 years old today. It was last reconstructed in 2015, extending its service life. The structure is built primarily of concrete and spans 4 sections, stretching 121.7 meters (399 feet) end to end. Daily traffic averages 24,120 vehicles, placing it in the heavily-trafficked tier of Indiana bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.
How SR 17 (3RD ST) compares
Age against the county: built in 1918, earlier than 182 of Cass's 185 bridges with a recorded construction year (98%), against a county median build year of 1989. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Indiana bridges with a recorded inventory load rating (19,495 rated).
SR 17 (3RD ST) vs every rated Indiana bridge
Inventory load rating (metric tons), FHWA NBI, this state
26 Top 86% higher than 14% 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.
Cass inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 185 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
- 1918
- Last Reconstructed
- 2015
- Material
- Concrete
- Number of Spans
- 4
- Structure Length
- 121.7 m (399 ft)
- Deck Width
- 20.3 m (67 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 24,120 vehicles/day
- Structure Number
- 004410
Condition Analysis
- • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.
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 SR 17 (3RD ST) 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 SR 17 (3RD ST) against other structures in Cass 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 SR 17 (3RD ST)?
SR 17 (3RD ST) in Cass, Indiana has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is SR 17 (3RD ST) inspected?
SR 17 (3RD ST)'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 24,120 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. SR 17 (3RD ST) 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 SR 17 (3RD ST)?
SR 17 (3RD ST) has an NBI inventory load rating of 25.5 metric tons.
Who is responsible for maintaining SR 17 (3RD ST)?
SR 17 (3RD ST) is owned and maintained by State Highway Agency.
How old is SR 17 (3RD ST) and does age affect safety?
SR 17 (3RD ST) was built in 1918, making it 108 years old and last reconstructed in 2015.
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.