FHWA NBI 2024 Inspection record Public-domain dataset

LA0846

Carrying LA0846 over LOST CREEK

1.78 M W of LA 4, Caldwell, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
41 t Inventory load rating

Bridge Snapshot: LA0846

The LA0846 bridge in Caldwell, Louisiana carries LA0846 over LOST CREEK. It was built in 1983, making it 43 years old today. The structure is built primarily of concrete and spans 6 sections, stretching 36.6 meters (120 feet) end to end. Daily traffic averages 205 vehicles, placing it in the lower-traffic tier of Louisiana 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 8/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 40.8 metric tons.

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

How LA0846 compares

▲ 8.5
Load rating vs Louisiana average (32.3 t)
Top 20%
Higher load rating than 80% of Louisiana bridges
124
Bridges in Caldwell · 10 in Poor condition
LA0846 40.8 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
91.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
13.5
Special reductions
−7.0

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 How the historical reference is calculated.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
8/9
Good (7–9)
Inventory Load Rating
40.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1983
Material
Concrete
Number of Spans
6
Structure Length
36.6 m (120 ft)
Deck Width
9.8 m (32 ft)
Owner
State Highway Agency
Avg Daily Traffic
205 vehicles/day
Structure Number
581108111101811

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in good condition (8/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether LA0846 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 LA0846 against other structures in Caldwell and across Louisiana. Louisiana 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 LA0846?

LA0846 in Caldwell, Louisiana has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is LA0846 inspected?

LA0846'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 205 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LA0846 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 LA0846?

LA0846 has an NBI inventory load rating of 40.8 metric tons.

Who is responsible for maintaining LA0846?

LA0846 is owned and maintained by State Highway Agency.

How old is LA0846 and does age affect safety?

LA0846 was built in 1983, making it 43 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.