Structure 121020027107580 · Harris County, TX

IH 10 Eb/ih 610 SB over IH 10 R.o.w.

Carries IH 10 Eb/ih 610 SB over IH 10 R.o.w., At Jct Of IH 610 And Ih10.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT863 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

863 ft end to end, longest span 125 ft: about 2.4 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.

Built200521 years old
Length862.9 ft263 m
Daily traffic35,250counted 2018
Last inspectedAugust 2024every 24 months

Location

StateTexas
CountyHarris
LocationAt Jct Of IH 610 And Ih10
CarriesIH 10 Eb/ih 610 SB
CrossesIH 10 R.o.w.
Coordinates29.77953, -95.45563

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length862.9 ft (263 m)
Max Span125.0 ft (38.1 m)
Deck Width38.4 ft (11.7 m)
Deck Area3077.1 sq m
Main Spans7
Year Built2005

Traffic

Avg Daily Traffic35,250 (2018)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number121020027107580

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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