FHWA NBI 2024 Inspection record Public-domain dataset

Hwy 2A

Carrying Hwy 2A over Namo River

0.03mi S of Rte2/Hwy 2A, Guam, Guam

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
30 t Inventory load rating

Bridge Snapshot: Hwy 2A

The Hwy 2A bridge in Guam, Guam carries Hwy 2A over Namo River. It was built in 1973, making it 53 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 18.6 meters (61 feet) end to end. Daily traffic averages 12,000 vehicles, placing it in the heavily-trafficked tier of Guam bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 29.5 metric tons.

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

How Hwy 2A compares

▲ 2.2
Load rating vs Guam average (27.3 t)
Top 33%
Higher load rating than 67% of Guam bridges
59
Bridges in Guam · 9 in Poor condition
Hwy 2A 29.5 t
Guam average 27.3 t

Live comparison across Guam.

Historical Sufficiency Rating

PlainBridge-computed
95.0 / 100 - historical 80–100 band
Structural adequacy /55
53.4
Serviceability /30
30.0
Essentiality /15
11.6
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
29.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1973
Material
Concrete
Number of Spans
3
Structure Length
18.6 m (61 ft)
Deck Width
14.9 m (49 ft)
Owner
State Highway Agency
Avg Daily Traffic
12,000 vehicles/day
Structure Number
66181000020G006

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • At 6/9, 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 Hwy 2A 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 Hwy 2A against other structures in Guam and across Guam. Guam 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 Hwy 2A?

Hwy 2A in Guam, Guam has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is Hwy 2A inspected?

Hwy 2A'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 12,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Hwy 2A 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 Hwy 2A?

Hwy 2A has an NBI inventory load rating of 29.5 metric tons.

Who is responsible for maintaining Hwy 2A?

Hwy 2A is owned and maintained by State Highway Agency.

How old is Hwy 2A and does age affect safety?

Hwy 2A 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

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.