Structure 142270001513346 · Travis County, TX

Ih35sb Exit234c Rp over IH 35 SB Entrance Ramp

Carries Ih35sb Exit234c Rp over IH 35 SB Entrance Ramp, 5.0 Mi S Of US 183.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT178 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 6/9

178 ft end to end, longest span 154 ft: about 2 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 box-beam bridge.

Built197650 years old
Length178.1 ft54.3 m
Daily traffic17,500counted 2013
Last inspectedAugust 2023every 24 months

Location

StateTexas
CountyTravis
Location5.0 Mi S Of US 183
CarriesIh35sb Exit234c Rp
CrossesIH 35 SB Entrance Ramp
Coordinates30.27383, -97.73198

Physical Characteristics

MaterialSteel Continuous
DesignBox Beam - Single/Spread
Total Length178.1 ft (54.3 m)
Max Span153.9 ft (46.9 m)
Deck Width27.2 ft (8.3 m)
Deck Area450.7 sq m
Main Spans2
Year Built1976

Traffic

Avg Daily Traffic17,500 (2013)
Truck Traffic12%
Lanes On Bridge1
Lanes Under Bridge1

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number142270001513346

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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