Structure 150150007209184 · Bexar County, TX

Sp 345 over Martinez Creek

Carries Sp 345 over Martinez Creek, 0.25 Mi NW Of IH 10.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT142 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

142 ft end to end, longest span 38 ft. 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 slab bridge.

Built196759 years old
Length142.1 ft43.3 m
Daily traffic31,404counted 2019
Last inspectedJuly 2023every 24 months

Location

StateTexas
CountyBexar
Location0.25 Mi NW Of IH 10
CarriesSp 345
CrossesMartinez Creek
Coordinates29.45639, -98.51809

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length142.1 ft (43.3 m)
Max Span38.1 ft (11.6 m)
Deck Width56.1 ft (17.1 m)
Deck Area740.4 sq m
Main Spans4
Year Built1967

Traffic

Avg Daily Traffic31,404 (2019)
Truck Traffic12%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical7 — Countermeasures installed
Structure Number150150007209184

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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