Structure 150150002502054 · Bexar County, TX

IH 10 over Drain

Carries IH 10 over Drain, 0.09 Mi W Of IH 410.

Overall conditionFair

Set by its lowest-rated component: Culvert at 6 of 9.

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT52 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 52 ft across with 8 openings. Lengths and the car 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, so those are drawn as typical for a culvert.

Built1940rebuilt 1964
Length52.2 ft15.9 m
Daily traffic72,180counted 2022
Last inspectedJune 2024every 24 months

Location

StateTexas
CountyBexar
Location0.09 Mi W Of IH 410
CarriesIH 10
CrossesDrain
Coordinates29.43535, -98.39150

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length52.2 ft (15.9 m)
Max Span5.9 ft (1.8 m)
Deck Area601.0 sq m
Main Spans8
Year Built1940 (reconstructed 1964)

Traffic

Avg Daily Traffic72,180 (2022)
Truck Traffic15%
Lanes On Bridge8

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number150150002502054

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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