Structure 161370010204232 · Kleberg County, TX

US 77 Sbfr over Santa Gertrudis Creek

Carries US 77 Sbfr over Santa Gertrudis Creek, 12.7 Mi. N. Of SH 285.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT436 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

436 ft end to end, longest span 106 ft: about 6 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.

Built20224 years old
Length436.4 ft133 m
Daily traffic32,000counted 2017
Last inspectedJune 2024every 24 months

Location

StateTexas
CountyKleberg
Location12.7 Mi. N. Of SH 285
CarriesUS 77 Sbfr
CrossesSanta Gertrudis Creek
Coordinates27.47667, -97.85513

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length436.4 ft (133 m)
Max Span106.0 ft (32.3 m)
Deck Width38.1 ft (11.6 m)
Deck Area1542.8 sq m
Main Spans2
Year Built2022

Traffic

Avg Daily Traffic32,000 (2017)
Truck Traffic24%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number161370010204232

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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