Namaqua Avenue
Carrying Namaqua Avenue over Big Barnes Ditch
600 Ft S of US Hwy 34, Larimer, Colorado
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: Namaqua Avenue
The Namaqua Avenue bridge in Larimer, Colorado carries Namaqua Avenue over Big Barnes Ditch. It was built in 1992, making it 34 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 10.5 meters (34 feet) end to end. Daily traffic averages 4,626 vehicles, placing it in the moderately-trafficked tier of Colorado bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.8 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How Namaqua Avenue compares
Live comparison across Colorado.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1992
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 10.5 m (34 ft)
- Deck Width
- 16.7 m (55 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 4,626 vehicles/day
- Structure Number
- LOV1200NAMAV
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.
How to read this record
This page shows what the last federal inspection recorded, not whether Namaqua Avenue 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 Namaqua Avenue against other structures in Larimer and across Colorado. Colorado 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 Namaqua Avenue?
Namaqua Avenue in Larimer, Colorado has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is Namaqua Avenue inspected?
Namaqua Avenue'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 4,626 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Namaqua Avenue is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for Namaqua Avenue?
Namaqua Avenue has an NBI inventory load rating of 32.8 metric tons.
Who is responsible for maintaining Namaqua Avenue?
Namaqua Avenue is owned and maintained by City/Municipal Highway Agency.
How old is Namaqua Avenue and does age affect safety?
Namaqua Avenue was built in 1992, making it 34 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.
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.