Structure 150150001607167 · Bexar County, TX

Loop 1604 WB Ml over IH 35

Carries Loop 1604 WB Ml over IH 35, IH 35/lp 1604 Inter.

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 FT370 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

370 ft end to end, longest span 80 ft: about 5 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 multi-beam bridge.

Built198640 years old
Length370.1 ft112.8 m
Daily traffic36,180counted 2013
Last inspectedMay 2022every 48 months

Location

StateTexas
CountyBexar
LocationIH 35/lp 1604 Inter
CarriesLoop 1604 WB Ml
CrossesIH 35
Coordinates29.56802, -98.33305

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length370.1 ft (112.8 m)
Max Span80.1 ft (24.4 m)
Deck Width46.9 ft (14.3 m)
Deck Area1613.0 sq m
Main Spans2
Year Built1986

Traffic

Avg Daily Traffic36,180 (2013)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge11

Inspection & Ownership

Last InspectionMay 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number150150001607167

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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