FHWA NBI 2024 Inspection record Public-domain dataset

CR 400E

Carrying CR 400E over Little DEER Creek

00.34 N of CR 100 N, Carroll, Indiana

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
29 t Inventory load rating Lower than 76% of rated Indiana bridges

CR 400E in Carroll, Indiana is rated Good in the FHWA's 2024 National Bridge Inventory.

Built in 1989, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good 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:0800048

LATE-CENTURY · CONCRETE · MULTI-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-GOOD

  • LATE-CENTURY 1980–1999
  • CONCRETE Concrete
  • MULTI-SPAN 3 spans
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard load
  • CAT-GOOD Good

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: CR 400E

The CR 400E bridge in Carroll, Indiana carries CR 400E over Little DEER Creek. It was built in 1989, making it 37 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 27.9 meters (92 feet) end to end. Daily traffic averages 75 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 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How CR 400E compares

▼ 6.2
Load rating vs Indiana average (35.5 t; 19,495 rated)
161
Bridges in Carroll · 4 in Poor condition

Age against the county: built in 1989, earlier than 47 of Carroll's 161 bridges with a recorded construction year (29%), against a county median build year of 1977. This is one of the newer structures in its county.

CR 400E 29.3 t
Indiana average (19,495 rated) 35.5 t

Live comparison across Indiana bridges with a recorded inventory load rating (19,495 rated).

CR 400E vs every rated Indiana bridge

Inventory load rating (metric tons), FHWA NBI, this state

29 Top 76% higher than 24% 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

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
29.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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.

Carroll inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 161 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
1989
Material
Concrete Continuous
Number of Spans
3
Structure Length
27.9 m (92 ft)
Deck Width
8.2 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
75 vehicles/day
Structure Number
0800048

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether CR 400E 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 CR 400E against other structures in Carroll 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 CR 400E?

CR 400E in Carroll, Indiana has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is CR 400E inspected?

CR 400E'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 75 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CR 400E 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 CR 400E?

CR 400E has an NBI inventory load rating of 29.3 metric tons.

Who is responsible for maintaining CR 400E?

CR 400E is owned and maintained by County Highway Agency.

How old is CR 400E and does age affect safety?

CR 400E was built in 1989, making it 37 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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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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.