Structure 181990000904422 · Rockwall County, TX

SH 66 WB over Lake Ray Hubbard

Carries SH 66 WB over Lake Ray Hubbard, 2.0 Mi W Of Sh205.

Overall conditionFair

Set by its lowest-rated component: Substructure at 5 of 9.

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating5/9 · Fair
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
10,280 FT OVERALL2,000 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 5/9 · sets the rating

10,280 ft end to end, longest span 106 ft: about 29 football fields, or 1.9 miles. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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.

Built200323 years old
Length10279.9 ft3133.3 m
Daily traffic18,423counted 2023
Last inspectedSeptember 2023every 24 months

Location

StateTexas
CountyRockwall
Location2.0 Mi W Of Sh205
CarriesSH 66 WB
CrossesLake Ray Hubbard
Coordinates32.92520, -96.49037

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length10279.9 ft (3133.3 m)
Max Span106.0 ft (32.3 m)
Deck Width47.9 ft (14.6 m)
Deck Area45746.2 sq m
Main Spans103
Year Built2003

Traffic

Avg Daily Traffic18,423 (2023)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number181990000904422

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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