FHWA NBI 2024 Inspection record Public-domain dataset

Main St

Carrying Main St over FOSTER CREEK

0.1 M WEST OF HWY 21, Washington, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
75 t Inventory load rating

Bridge Snapshot: Main St

The Main St bridge in Washington, Louisiana carries Main St over FOSTER CREEK. It was built in 1991, making it 35 years old today. The structure is built primarily of steel and spans 2 sections, stretching 7.0 meters (23 feet) end to end. Daily traffic averages 776 vehicles, placing it in the lower-traffic tier of Louisiana bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 74.5 metric tons.

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

How Main St compares

▲ 42.2
Load rating vs Louisiana average (32.3 t)
Top 3%
Higher load rating than 97% of Louisiana bridges
285
Bridges in Washington · 33 in Poor condition
Main St 74.5 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
68.6 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
11.0
Essentiality /15
7.6
Special reductions
−5.0

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 How the historical reference is calculated.

Condition Ratings

Culvert
6/9
Fair (5–6)
Inventory Load Rating
74.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1991
Material
Steel
Number of Spans
2
Structure Length
7.0 m (23 ft)
Deck Width
18.3 m (60 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
776 vehicles/day
Structure Number
625930580894871

How to read this record

This page shows what the last federal inspection recorded, not whether Main St 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 Main St 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 Main St?

Main St in Washington, Louisiana on the FHWA's 0–9 scale.

How often is Main St inspected?

Main St'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 776 vehicles per day.

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

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

Main St has an NBI inventory load rating of 74.5 metric tons.

Who is responsible for maintaining Main St?

Main St is owned and maintained by City/Municipal Highway Agency.

How old is Main St and does age affect safety?

Main St was built in 1991, making it 35 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.