FHWA NBI 2024 Inspection record Public-domain dataset

SH 141 ML

Carrying SH 141 ML over JOHN BROWN CREEK

.5 MI S OF GATEWAY, Mesa, Colorado

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
45 t Inventory load rating

Bridge Snapshot: SH 141 ML

The SH 141 ML bridge in Mesa, Colorado carries SH 141 ML over JOHN BROWN CREEK. It was built in 1955, making it 71 years old today. It was last reconstructed in 1961, extending its service life. The structure is built primarily of steel and spans 2 sections, stretching 12.8 meters (42 feet) end to end. Daily traffic averages 260 vehicles, placing it in the lower-traffic tier of Colorado bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 7/9. 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 45.4 metric tons.

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

How SH 141 ML compares

▲ 8.3
Load rating vs Colorado average (37.1 t)
Top 18%
Higher load rating than 82% of Colorado bridges
319
Bridges in Mesa · 5 in Poor condition
SH 141 ML 45.4 t
Colorado average 37.1 t

Live comparison across Colorado.

Historical Sufficiency Rating

PlainBridge-computed
89.6 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
12.6
Special reductions
−8.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Substructure
7/9
Good (7–9)
Inventory Load Rating
45.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1955
Last Reconstructed
1961
Material
Steel
Number of Spans
2
Structure Length
12.8 m (42 ft)
Deck Width
9.2 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
260 vehicles/day
Structure Number
J-01-D

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether SH 141 ML 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 SH 141 ML against other structures in Mesa 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 SH 141 ML?

SH 141 ML in Mesa, Colorado has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is SH 141 ML inspected?

SH 141 ML'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 260 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SH 141 ML 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 SH 141 ML?

SH 141 ML has an NBI inventory load rating of 45.4 metric tons.

Who is responsible for maintaining SH 141 ML?

SH 141 ML is owned and maintained by State Highway Agency.

How old is SH 141 ML and does age affect safety?

SH 141 ML was built in 1955, making it 71 years old and last reconstructed in 1961.

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.