Structure 180570296402586 · Dallas County, TX

Pgbt SB On-ramp over Hutton Branch

Carries Pgbt SB On-ramp over Hutton Branch, 2.7 Mi N Of IH 635.

Overall conditionGood

Set by its lowest-rated component: Deck and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT470 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

470 ft end to end, longest span 117 ft: about 7 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built200620 years old
Length470.1 ft143.3 m
Daily traffic10,000counted 2011
Last inspectedMay 2024every 24 months

Location

StateTexas
CountyDallas
Location2.7 Mi N Of IH 635
CarriesPgbt SB On-ramp
CrossesHutton Branch
Coordinates32.94661, -96.92813

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length470.1 ft (143.3 m)
Max Span117.5 ft (35.8 m)
Deck Width27.9 ft (8.5 m)
Deck Area1218.0 sq m
Main Spans4
Year Built2006

Traffic

Avg Daily Traffic10,000 (2011)
Lanes On Bridge1

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerLocal Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number180570296402586

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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