Structure 150150001710318 · Bexar County, TX

IH 410 Conn F over IH 35 Nbfr & Sprr

Carries IH 410 Conn F over IH 35 Nbfr & Sprr, 1.90 Mi NW Of IH 10.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT432 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

432 ft end to end, longest span 60 ft: about 6 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.

Built1964rebuilt 1989
Length432.1 ft131.7 m
Daily traffic13,796counted 2023
Last inspectedJune 2024every 24 months

Location

StateTexas
CountyBexar
Location1.90 Mi NW Of IH 10
CarriesIH 410 Conn F
CrossesIH 35 Nbfr & Sprr
Coordinates29.45468, -98.41210

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length432.1 ft (131.7 m)
Max Span60.0 ft (18.3 m)
Deck Width49.9 ft (15.2 m)
Deck Area2001.8 sq m
Main Spans5
Year Built1964 (reconstructed 1989)

Traffic

Avg Daily Traffic13,796 (2023)
Truck Traffic9%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number150150001710318

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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