Structure 150150052104341 · Bexar County, TX

Airport BLVD over IH 410

Carries Airport BLVD over IH 410, 0.11 Mi E Of US 281.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT163 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

163 ft end to end, longest span 81 ft: about 2 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.

Built200818 years old
Length163.1 ft49.7 m
Daily traffic29,870counted 2014
Last inspectedJuly 2022every 48 months

Location

StateTexas
CountyBexar
Location0.11 Mi E Of US 281
CarriesAirport BLVD
CrossesIH 410
Coordinates29.51973, -98.47683

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length163.1 ft (49.7 m)
Max Span81.0 ft (24.7 m)
Deck Width89.9 ft (27.4 m)
Deck Area1361.8 sq m
Main Spans2
Year Built2008

Traffic

Avg Daily Traffic29,870 (2014)
Truck Traffic1%
Lanes On Bridge6
Lanes Under Bridge10

Inspection & Ownership

Last InspectionJuly 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number150150052104341

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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