FHWA NBI 2024 Inspection record Public-domain dataset

FL-4166

Carrying FL-4166 over EAGLE DRAW

0.6 MI S OF US-82/ARTESIA, Eddy, New Mexico

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating Lower than 71% of rated New Mexico bridges

FL-4166 in Eddy, New Mexico sits above 29% of rated New Mexico bridges on inventory load rating (32 t), while its 1973 build year is earlier than 53% of Eddy's recorded-year cohort (93 bridges).

FL-4166 in Eddy, New Mexico is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1973, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure NM:000000000008588

INTERSTATE-ERA · PRESTRESS · SINGLE-SPAN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • PRESTRESS Prestressed concrete
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: FL-4166

The FL-4166 bridge in Eddy, New Mexico carries FL-4166 over EAGLE DRAW. It was built in 1973, making it 53 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 23.5 meters (77 feet) end to end. Daily traffic averages 3,574 vehicles, placing it in the moderately-trafficked tier of New Mexico bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How FL-4166 compares

▼ 0.3
Load rating vs New Mexico average (32.7 t; 4,030 of 4,035 rated)
93
Bridges in Eddy

Age against the county: built in 1973, earlier than 49 of Eddy's 93 bridges with a recorded construction year (53%), against a county median build year of 1979. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

FL-4166 32.4 t
New Mexico average (4,030 of 4,035 rated) 32.7 t

Live comparison across New Mexico bridges with a recorded inventory load rating (4,030 of 4,035 rated).

FL-4166 vs every rated New Mexico bridge

Inventory load rating (metric tons), FHWA NBI, this state

32 Top 71% higher than 29% of 4,030 bridges

rated New Mexico bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Eddy inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 93 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1973
Material
Prestressed Concrete
Number of Spans
1
Structure Length
23.5 m (77 ft)
Deck Width
11.9 m (39 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
3,574 vehicles/day
Structure Number
000000000008588

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether FL-4166 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 FL-4166 against other structures in Eddy and across New Mexico. New Mexico 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 FL-4166?

FL-4166 in Eddy, New Mexico has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is FL-4166 inspected?

FL-4166'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 3,574 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FL-4166 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 FL-4166?

FL-4166 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining FL-4166?

FL-4166 is owned and maintained by City/Municipal Highway Agency.

How old is FL-4166 and does age affect safety?

FL-4166 was built in 1973, making it 53 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

Share this inspection record

Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

XFacebookLinkedInWhatsAppEmail

Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.