Structure 151310007205173 · Kendall County, TX

IH 10 Wbml over Guad Riv/fm 473/fm 1621

Carries IH 10 Wbml over Guad Riv/fm 473/fm 1621, 2.98 Mi E Of Kerr C/l.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,520 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

2,520 ft end to end, longest span 150 ft: about 7.0 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.

Built197155 years old
Length2520.0 ft768.1 m
Daily traffic8,500counted 2013
Last inspectedJune 2024every 24 months

Location

StateTexas
CountyKendall
Location2.98 Mi E Of Kerr C/l
CarriesIH 10 Wbml
CrossesGuad Riv/fm 473/fm 1621
Coordinates29.96866, -98.89188

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length2520.0 ft (768.1 m)
Max Span149.9 ft (45.7 m)
Deck Width42.3 ft (12.9 m)
Deck Area9908.5 sq m
Main Spans4
Year Built1971

Traffic

Avg Daily Traffic8,500 (2013)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical5 — Stable for scour
Structure Number151310007205173

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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