Structure 121020B44185019 · Harris County, TX

Memorial DR Ebfr over Houston AVE

Carries Memorial DR Ebfr over Houston AVE, 0.1 Mi W Of IH 45.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT65 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

65 ft end to end. Lengths and the car 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.

Built195670 years old
Length65.0 ft19.8 m
Daily traffic7,981counted 2022
Last inspectedDecember 2023every 24 months

Location

StateTexas
CountyHarris
Location0.1 Mi W Of IH 45
CarriesMemorial DR Ebfr
CrossesHouston AVE
Coordinates29.76359, -95.37231

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length65.0 ft (19.8 m)
Max Span64.0 ft (19.5 m)
Deck Width43.3 ft (13.2 m)
Deck Area261.4 sq m
Main Spans1
Year Built1956

Traffic

Avg Daily Traffic7,981 (2022)
Truck Traffic4%
Lanes On Bridge3
Lanes Under Bridge3

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number121020B44185019

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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