FHWA NBI 2024 Inspection record Public-domain dataset

CR 100S

Carrying CR 100S over GIBSON DITCH

00.70 W OF CR 750 W, Shelby, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
25 t Inventory load rating

Bridge Snapshot: CR 100S

The CR 100S bridge in Shelby, Indiana carries CR 100S over GIBSON DITCH. It was built in 1982, making it 44 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 20.1 meters (66 feet) end to end. Daily traffic averages 100 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 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 25.4 metric tons.

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

How CR 100S compares

▼ 10.2
Load rating vs Indiana average (35.6 t)
Bottom 13%
Lower load rating than 87% of Indiana bridges
243
Bridges in Shelby · 17 in Poor condition
CR 100S 25.4 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
74.7 / 100 - historical 50–79.9 band
Structural adequacy /55
39.0
Serviceability /30
23.8
Essentiality /15
15.0
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
25.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1982
Material
Concrete Continuous
Number of Spans
3
Structure Length
20.1 m (66 ft)
Deck Width
7.8 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
100 vehicles/day
Structure Number
7300074

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether CR 100S 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 100S against other structures in Shelby 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 100S?

CR 100S in Shelby, Indiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is CR 100S inspected?

CR 100S'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 100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CR 100S 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 CR 100S?

CR 100S has an NBI inventory load rating of 25.4 metric tons.

Who is responsible for maintaining CR 100S?

CR 100S is owned and maintained by County Highway Agency.

How old is CR 100S and does age affect safety?

CR 100S was built in 1982, making it 44 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.