FHWA NBI 2024 Inspection record Public-domain dataset

FM 574

Carrying FM 574 over BIG ROCKY CREEK

0.35 MI E OF FM 45, Mills, Texas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
30 t Inventory load rating

Bridge Snapshot: FM 574

The FM 574 bridge in Mills, Texas carries FM 574 over BIG ROCKY CREEK. It was built in 1960, making it 66 years old today. The structure is built primarily of concrete and spans 4 sections, stretching 48.8 meters (160 feet) end to end. Daily traffic averages 300 vehicles, placing it in the lower-traffic tier of Texas 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 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 29.9 metric tons.

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

How FM 574 compares

▲ 1.6
Load rating vs Texas average (28.3 t)
Top 43%
Higher load rating than 57% of Texas bridges
68
Bridges in Mills · 2 in Poor condition
FM 574 29.9 t
Texas average 28.3 t

Live comparison across Texas.

Historical Sufficiency Rating

PlainBridge-computed
92.4 / 100 - historical 80–100 band
Structural adequacy /55
53.7
Serviceability /30
27.3
Essentiality /15
14.4
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 How the historical reference is calculated.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

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
29.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1960
Material
Concrete
Number of Spans
4
Structure Length
48.8 m (160 ft)
Deck Width
9.1 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
300 vehicles/day
Structure Number
231670102801010

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether FM 574 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 FM 574 against other structures in Mills and across Texas. Texas 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 FM 574?

FM 574 in Mills, Texas 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 FM 574 inspected?

FM 574'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 300 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FM 574 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 FM 574?

FM 574 has an NBI inventory load rating of 29.9 metric tons.

Who is responsible for maintaining FM 574?

FM 574 is owned and maintained by State Highway Agency.

How old is FM 574 and does age affect safety?

FM 574 was built in 1960, making it 66 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.