Structure 142270011402469 · Travis County, TX

US 290e WB over Walnut Creek

Carries US 290e WB over Walnut Creek, 3.1 Mi W Of FM 3177.

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 FT340 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

340 ft end to end, longest span 125 ft: about 5 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.

Built201313 years old
Length339.9 ft103.6 m
Daily traffic10,000counted 2013
Last inspectedJuly 2023every 24 months

Location

StateTexas
CountyTravis
Location3.1 Mi W Of FM 3177
CarriesUS 290e WB
CrossesWalnut Creek
Coordinates30.32916, -97.64826

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length339.9 ft (103.6 m)
Max Span125.0 ft (38.1 m)
Deck Width58.1 ft (17.7 m)
Deck Area1833.7 sq m
Main Spans3
Year Built2013

Traffic

Avg Daily Traffic10,000 (2013)
Truck Traffic6%
Lanes On Bridge3

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerLocal Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number142270011402469

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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