Structure 150150085005006 · Bexar County, TX

FM 3432 over Chupaderas Creek

Carries FM 3432 over Chupaderas Creek, 1.7 Mi NW Of Lp 1604.

Overall conditionGood

Set by its lowest-rated component: Superstructure and Substructure at 7 of 9.

How ratings work
Deck8/9 · Very Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT180 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 7/9 · sets the ratingSubstructure 7/9 · sets the rating

180 ft end to end, longest span 60 ft: about 3 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.

Built1968rebuilt 1993
Length180.1 ft54.9 m
Daily traffic3,064counted 2020
Last inspectedAugust 2024every 12 months

Location

StateTexas
CountyBexar
Location1.7 Mi NW Of Lp 1604
CarriesFM 3432
CrossesChupaderas Creek
Coordinates29.34157, -98.28329

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length180.1 ft (54.9 m)
Max Span60.0 ft (18.3 m)
Deck Width46.3 ft (14.1 m)
Deck Area774.1 sq m
Main Spans3
Year Built1968 (reconstructed 1993)

Traffic

Avg Daily Traffic3,064 (2020)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number150150085005006

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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