Structure 150150B35320003 · Bexar County, TX

Vance Jackson RD over Rock Creek

Carries Vance Jackson RD over Rock Creek, 0.15 Mi N Of Lp 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 overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT97 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 97 ft across with 9 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.

Built198739 years old
Length97.1 ft29.6 m
Daily traffic11,259counted 2020
Last inspectedJune 2023every 24 months

Location

StateTexas
CountyBexar
Location0.15 Mi N Of Lp 410
CarriesVance Jackson RD
CrossesRock Creek
Coordinates29.51401, -98.53514

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length97.1 ft (29.6 m)
Max Span8.9 ft (2.7 m)
Deck Width71.9 ft (21.9 m)
Deck Area648.2 sq m
Main Spans9
Year Built1987

Traffic

Avg Daily Traffic11,259 (2020)
Truck Traffic2%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number150150B35320003

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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