FHWA NBI 2024 Inspection record Public-domain dataset

SR 18 EB

Carrying SR 18 EB over BOOTS CREEK

00.64 E SR 9, Grant, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
28 t Inventory load rating

Bridge Snapshot: SR 18 EB

The SR 18 EB bridge in Grant, Indiana carries SR 18 EB over BOOTS CREEK. It was built in 1994, making it 32 years old today. The structure is built primarily of concrete and spans 1 section, stretching 8.5 meters (28 feet) end to end. Daily traffic averages 7,055 vehicles, placing it in the moderately-trafficked tier of Indiana bridges. It is owned and maintained by State 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. All reported major components score above the Poor range. Its NBI inventory load rating is 27.9 metric tons.

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

How SR 18 EB compares

▼ 7.7
Load rating vs Indiana average (35.6 t)
Bottom 19%
Lower load rating than 81% of Indiana bridges
278
Bridges in Grant · 5 in Poor condition
SR 18 EB 27.9 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
77.0 / 100 - historical 50–79.9 band
Structural adequacy /55
51.9
Serviceability /30
11.0
Essentiality /15
14.1
Special reductions
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
27.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1994
Material
Concrete
Number of Spans
1
Structure Length
8.5 m (28 ft)
Deck Width
19.5 m (64 ft)
Owner
State Highway Agency
Avg Daily Traffic
7,055 vehicles/day
Structure Number
004835

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • 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 SR 18 EB 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 18 EB against other structures in Grant 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 18 EB?

SR 18 EB in Grant, 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 SR 18 EB inspected?

SR 18 EB'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 7,055 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SR 18 EB 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 SR 18 EB?

SR 18 EB has an NBI inventory load rating of 27.9 metric tons.

Who is responsible for maintaining SR 18 EB?

SR 18 EB is owned and maintained by State Highway Agency.

How old is SR 18 EB and does age affect safety?

SR 18 EB was built in 1994, making it 32 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.