Structure 130450044603041 · Colorado County, TX

US 90a over Colorado River

Carries US 90a over Colorado River, 3.1 Mi E Of SH 71.

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 FT1,350 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

1,350 ft end to end, longest span 150 ft: about 3.8 football fields. 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.

Built20215 years old
Length1350.1 ft411.5 m
Daily traffic7,374counted 2021
Last inspectedMarch 2023every 24 months

Location

StateTexas
CountyColorado
Location3.1 Mi E Of SH 71
CarriesUS 90a
CrossesColorado River
Coordinates29.58103, -96.41658

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length1350.1 ft (411.5 m)
Max Span149.9 ft (45.7 m)
Deck Width45.9 ft (14 m)
Deck Area5,761 sq m
Main Spans3
Year Built2021

Traffic

Avg Daily Traffic7,374 (2021)
Truck Traffic28%
Lanes On Bridge2

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number130450044603041

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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