Structure 121020011006151 · Harris County, TX

Bw 8 Ebml over IH 45

Carries Bw 8 Ebml over IH 45, .7 Mi E Of Greens Crossin.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,780 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

1,780 ft end to end, longest span 225 ft: about 4.9 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.

Built198937 years old
Length1779.9 ft542.5 m
Daily traffic92,650counted 2023
Last inspectedSeptember 2024every 24 months

Location

StateTexas
CountyHarris
Location.7 Mi E Of Greens Crossin
CarriesBw 8 Ebml
CrossesIH 45
Coordinates29.94049, -95.41435

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1779.9 ft (542.5 m)
Max Span225.1 ft (68.6 m)
Deck Width59.7 ft (18.2 m)
Deck Area9873.5 sq m
Main Spans3
Year Built1989

Traffic

Avg Daily Traffic92,650 (2023)
Truck Traffic9%
Lanes On Bridge3
Lanes Under Bridge18

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number121020011006151

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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