FHWA NBI 2024 Inspection record Public-domain dataset

PARKINSON RD

Carrying PARKINSON RD over TEN MILE CREEK TRIB

0.9 MI S OF MALLOY BRANCH, Dallas, Texas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
41 t Inventory load rating

Bridge Snapshot: PARKINSON RD

The PARKINSON RD bridge in Dallas, Texas carries PARKINSON RD over TEN MILE CREEK TRIB. It was built in 1991, making it 35 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 24.4 meters (80 feet) end to end. Daily traffic averages 182 vehicles, placing it in the lower-traffic tier of Texas bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 40.8 metric tons.

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

How PARKINSON RD compares

▲ 12.5
Load rating vs Texas average (28.3 t)
Top 6%
Higher load rating than 94% of Texas bridges
3,231
Bridges in Dallas · 18 in Poor condition
PARKINSON RD 40.8 t
Texas average 28.3 t

Live comparison across Texas.

Historical Sufficiency Rating

PlainBridge-computed
66.9 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
24.0
Essentiality /15
14.9
Special reductions
−2.0

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Inventory Load Rating
40.8 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1991
Material
Concrete
Number of Spans
2
Structure Length
24.4 m (80 ft)
Deck Width
9.4 m (31 ft)
Owner
County Highway Agency
Avg Daily Traffic
182 vehicles/day
Structure Number
180570AA0222001

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.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

PARKINSON RD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare PARKINSON RD against other structures in Dallas 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 PARKINSON RD?

PARKINSON RD in Dallas, Texas has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is PARKINSON RD inspected?

PARKINSON RD'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 182 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. PARKINSON RD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for PARKINSON RD?

PARKINSON RD has an NBI inventory load rating of 40.8 metric tons.

Who is responsible for maintaining PARKINSON RD?

PARKINSON RD is owned and maintained by County Highway Agency.

How old is PARKINSON RD and does age affect safety?

PARKINSON RD was built in 1991, making it 35 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.