Structure 150150025304088 · Bexar County, TX

US 281 NB Dcnw over US 281 And Loop 1604

Carries US 281 NB Dcnw over US 281 And Loop 1604, US 281 / Lp 1604.

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 FT3,908 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

3,908 ft end to end: about 11 football fields. 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 multi-beam bridge.

Built201214 years old
Length3908.1 ft1191.2 m
Daily traffic25,802counted 2022
Last inspectedJune 2024every 24 months

Location

StateTexas
CountyBexar
LocationUS 281 / Lp 1604
CarriesUS 281 NB Dcnw
CrossesUS 281 And Loop 1604
Coordinates29.60493, -98.46953

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length3908.1 ft (1191.2 m)
Max Span205.1 ft (62.5 m)
Deck Width40.0 ft (12.2 m)
Deck Area14532.6 sq m
Main Spans1
Year Built2012

Traffic

Avg Daily Traffic25,802 (2022)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge20

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number150150025304088

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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