FHWA NBI 2024 Inspection record Public-domain dataset

IRR BIA RTE 327

Carrying IRR BIA RTE 327 over ZUNI RIVER

ZUNI PUEBLO,.6 KM S.HWY53, McKinley, New Mexico

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
30 t Inventory load rating

Bridge Snapshot: IRR BIA RTE 327

The IRR BIA RTE 327 bridge in McKinley, New Mexico carries IRR BIA RTE 327 over ZUNI RIVER. It was built in 1991, making it 35 years old today. The structure is built primarily of concrete continuous and spans 8 sections, stretching 27.5 meters (90 feet) end to end. Daily traffic averages 450 vehicles, placing it in the lower-traffic tier of New Mexico bridges. It is owned and maintained by Bureau of Indian Affairs.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 30.4 metric tons.

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

How IRR BIA RTE 327 compares

▼ 4.4
Load rating vs New Mexico average (34.8 t)
Bottom 27%
Lower load rating than 73% of New Mexico bridges
58
Bridges in McKinley · 11 in Poor condition
IRR BIA RTE 327 30.4 t
New Mexico average 34.8 t

Live comparison across New Mexico.

Historical Sufficiency Rating

PlainBridge-computed
88.7 / 100 - historical 80–100 band
Structural adequacy /55
54.1
Serviceability /30
19.7
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 How the historical reference is calculated.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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
30.4 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
Concrete Continuous
Number of Spans
8
Structure Length
27.5 m (90 ft)
Deck Width
10.1 m (33 ft)
Owner
Bureau of Indian Affairs
Avg Daily Traffic
450 vehicles/day
Structure Number
00000000000M419

How to read this record

This page shows what the last federal inspection recorded, not whether IRR BIA RTE 327 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 IRR BIA RTE 327 against other structures in McKinley 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 IRR BIA RTE 327?

IRR BIA RTE 327 in McKinley, New Mexico on the FHWA's 0–9 scale.

How often is IRR BIA RTE 327 inspected?

IRR BIA RTE 327'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 450 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. IRR BIA RTE 327 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 IRR BIA RTE 327?

IRR BIA RTE 327 has an NBI inventory load rating of 30.4 metric tons.

Who is responsible for maintaining IRR BIA RTE 327?

IRR BIA RTE 327 is owned and maintained by Bureau of Indian Affairs.

How old is IRR BIA RTE 327 and does age affect safety?

IRR BIA RTE 327 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.