FHWA NBI 2024 Inspection record Public-domain dataset

S UPHAM ST

Carrying S UPHAM ST over SANDERSON GULCH

0.1 MI W OF S UPHAM CT, Jefferson, Colorado

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
38 t Inventory load rating

Bridge Snapshot: S UPHAM ST

The S UPHAM ST bridge in Jefferson, Colorado carries S UPHAM ST over SANDERSON GULCH. It was built in 2017, making it 9 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 12.9 meters (42 feet) end to end. Daily traffic averages 893 vehicles, placing it in the lower-traffic tier of Colorado bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 37.7 metric tons.

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

How S UPHAM ST compares

▲ 0.6
Load rating vs Colorado average (37.1 t)
Top 32%
Higher load rating than 68% of Colorado bridges
464
Bridges in Jefferson · 18 in Poor condition
S UPHAM ST 37.7 t
Colorado average 37.1 t

Live comparison across Colorado.

Historical Sufficiency Rating

PlainBridge-computed
95.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
14.9
Special reductions
−3.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
37.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2017
Material
Concrete
Number of Spans
2
Structure Length
12.9 m (42 ft)
Deck Width
20.8 m (68 ft)
Owner
County Highway Agency
Avg Daily Traffic
893 vehicles/day
Structure Number
H-17-01

How to read this record

This page shows what the last federal inspection recorded, not whether S UPHAM ST 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 S UPHAM ST against other structures in Jefferson 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 S UPHAM ST?

S UPHAM ST in Jefferson, Colorado on the FHWA's 0–9 scale.

How often is S UPHAM ST inspected?

S UPHAM ST'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 893 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. S UPHAM ST 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 S UPHAM ST?

S UPHAM ST has an NBI inventory load rating of 37.7 metric tons.

Who is responsible for maintaining S UPHAM ST?

S UPHAM ST is owned and maintained by County Highway Agency.

How old is S UPHAM ST and does age affect safety?

S UPHAM ST was built in 2017, making it 9 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.