Structure 150150025306029 · Bexar County, TX

Spur 536 over San Antonio River

Carries Spur 536 over San Antonio River, 1.10 Mi S Of IH 10.

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 overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT290 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 7/9 · sets the ratingSubstructure 7/9 · sets the rating

290 ft end to end, longest span 110 ft: about 4 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 deck arch.

Built193492 years old
Length290.0 ft88.4 m
Daily traffic9,735counted 2020
Last inspectedAugust 2024every 24 months

Location

StateTexas
CountyBexar
Location1.10 Mi S Of IH 10
CarriesSpur 536
CrossesSan Antonio River
Coordinates29.37626, -98.48128

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length290.0 ft (88.4 m)
Max Span109.9 ft (33.5 m)
Deck Width53.1 ft (16.2 m)
Deck Area1432.1 sq m
Main Spans3
Year Built1934

Traffic

Avg Daily Traffic9,735 (2020)
Truck Traffic10%
Lanes On Bridge4

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number150150025306029

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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