FHWA NBI 2024 Inspection record Public-domain dataset

Anderson Rd

Carrying Anderson Rd over HYDE BR.

2 MI S OF 1054 & 440, Tangipahoa, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
1 t Inventory load rating

Bridge Snapshot: Anderson Rd

The Anderson Rd bridge in Tangipahoa, Louisiana carries Anderson Rd over HYDE BR.. It was built in 1960, making it 66 years old today. The structure is built primarily of wood or timber and spans 2 sections, stretching 11.9 meters (39 feet) end to end. Daily traffic averages 25 vehicles, placing it in the lower-traffic tier of Louisiana bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 3/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 1.2 metric tons.

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

How Anderson Rd compares

▼ 31.1
Load rating vs Louisiana average (32.3 t)
Bottom 1%
Lower load rating than 99% of Louisiana bridges
477
Bridges in Tangipahoa · 64 in Poor condition
Anderson Rd 1.2 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
37.3 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
23.0
Essentiality /15
14.3
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
3/9
Poor (1–4)
Inventory Load Rating
1.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1960
Material
Wood or Timber
Number of Spans
2
Structure Length
11.9 m (39 ft)
Deck Width
6.6 m (22 ft)
Owner
County Highway Agency
Avg Daily Traffic
25 vehicles/day
Structure Number
625330506902761

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 3/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

Anderson Rd is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare Anderson Rd against other structures in Tangipahoa 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 Anderson Rd?

Anderson Rd in Tangipahoa, Louisiana has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.

How often is Anderson Rd inspected?

Anderson Rd'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 25 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Anderson Rd is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for Anderson Rd?

Anderson Rd has an NBI inventory load rating of 1.2 metric tons.

Who is responsible for maintaining Anderson Rd?

Anderson Rd is owned and maintained by County Highway Agency.

How old is Anderson Rd and does age affect safety?

Anderson Rd was built in 1960, making it 66 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.