Structure 150150007212209 · Bexar County, TX

IH 10 EB On Ramp over R.o.w. S Of Culebra

Carries IH 10 EB On Ramp over R.o.w. S Of Culebra, 0.10 Mi S Of Sp 421.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT609 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

609 ft end to end, longest span 110 ft: about 1.7 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 segmental box-girder bridge.

Built199333 years old
Length608.9 ft185.6 m
Daily traffic12,358counted 2023
Last inspectedJuly 2024every 24 months

Location

StateTexas
CountyBexar
Location0.10 Mi S Of Sp 421
CarriesIH 10 EB On Ramp
CrossesR.o.w. S Of Culebra
Coordinates29.44268, -98.51483

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignSegmental Box Girder
Total Length608.9 ft (185.6 m)
Max Span109.9 ft (33.5 m)
Deck Width25.9 ft (7.9 m)
Deck Area1466.2 sq m
Main Spans6
Year Built1993

Traffic

Avg Daily Traffic12,358 (2023)
Truck Traffic5%
Lanes On Bridge1

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number150150007212209

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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