Structure 142270015106080 · Travis County, TX

US 183 NB over Ohlen RD & Local Streets

Carries US 183 NB over Ohlen RD & Local Streets, Between Burnet RD & Lamar.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
6,122 FT OVERALL1,000 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

6,122 ft end to end, longest span 134 ft: about 17 football fields, or 1.2 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 segmental box-girder bridge.

Built199828 years old
Length6122.0 ft1,866 m
Daily traffic52,287counted 2019
Last inspectedAugust 2023every 24 months

Location

StateTexas
CountyTravis
LocationBetween Burnet RD & Lamar
CarriesUS 183 NB
CrossesOhlen RD & Local Streets
Coordinates30.36829, -97.71872

Physical Characteristics

MaterialPrestressed Concrete
DesignSegmental Box Girder
Total Length6122.0 ft (1,866 m)
Max Span133.9 ft (40.8 m)
Deck Width58.1 ft (17.7 m)
Deck Area33028.2 sq m
Main Spans47
Year Built1998

Traffic

Avg Daily Traffic52,287 (2019)
Truck Traffic2%
Lanes On Bridge3
Lanes Under Bridge21

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number142270015106080

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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