Structure 150150052106112 · Bexar County, TX

Ih410 NB - Ih10 EB over Drain

Carries Ih410 NB - Ih10 EB over Drain, IH 10/ IH 410 Interchange.

Overall conditionFair

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

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT115 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 115 ft across with 10 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.

Built196462 years old
Length115.2 ft35.1 m
Daily traffic7,270counted 2013
Last inspectedAugust 2024every 24 months

Location

StateTexas
CountyBexar
LocationIH 10/ IH 410 Interchange
CarriesIh410 NB - Ih10 EB
CrossesDrain
Coordinates29.43544, -98.38779

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length115.2 ft (35.1 m)
Max Span7.9 ft (2.4 m)
Deck Area256.2 sq m
Main Spans10
Year Built1964

Traffic

Avg Daily Traffic7,270 (2013)
Truck Traffic16%
Lanes On Bridge1

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical6 — Scour calculated, stable
Structure Number150150052106112

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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