FHWA NBI 2024 Inspection record Public-domain dataset

LA1056

Carrying LA1056 over WILDBLOOD BRANCH

LA1056, Washington, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: LA1056

The LA1056 bridge in Washington, Louisiana carries LA1056 over WILDBLOOD BRANCH. It was built in 1966, making it 60 years old today. The structure is built primarily of concrete and spans 5 sections, stretching 30.5 meters (100 feet) end to end. Daily traffic averages 993 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 6/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 23.6 metric tons.

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

How LA1056 compares

▼ 8.7
Load rating vs Louisiana average (32.3 t)
Bottom 25%
Lower load rating than 75% of Louisiana bridges
285
Bridges in Washington · 33 in Poor condition
LA1056 23.6 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
74.5 / 100 - historical 50–79.9 band
Structural adequacy /55
46.5
Serviceability /30
13.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
7/9
Good (7–9)
Inventory Load Rating
23.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1966
Material
Concrete
Number of Spans
5
Structure Length
30.5 m (100 ft)
Deck Width
9.1 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
993 vehicles/day
Structure Number
625908592001371

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 good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether LA1056 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 LA1056 against other structures in Washington 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 LA1056?

LA1056 in Washington, Louisiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is LA1056 inspected?

LA1056'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 993 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LA1056 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 LA1056?

LA1056 has an NBI inventory load rating of 23.6 metric tons.

Who is responsible for maintaining LA1056?

LA1056 is owned and maintained by State Highway Agency.

How old is LA1056 and does age affect safety?

LA1056 was built in 1966, making it 60 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.