Structure 121020050201029 · Harris County, TX

SH 225 EB over Main Shaver Munger Etc

Carries SH 225 EB over Main Shaver Munger Etc, 3.6 Mi E Of IH 610.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,201 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

2,201 ft end to end, longest span 70 ft: about 6.1 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
Length2201.1 ft670.9 m
Daily traffic53,547counted 2019
Last inspectedAugust 2022every 48 months

Location

StateTexas
CountyHarris
Location3.6 Mi E Of IH 610
CarriesSH 225 EB
CrossesMain Shaver Munger Etc
Coordinates29.71087, -95.21346

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length2201.1 ft (670.9 m)
Max Span69.9 ft (21.3 m)
Deck Width55.1 ft (16.8 m)
Deck Area11271.1 sq m
Main Spans29
Year Built1971

Traffic

Avg Daily Traffic53,547 (2019)
Truck Traffic10%
Lanes On Bridge3
Lanes Under Bridge19

Inspection & Ownership

Last InspectionAugust 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number121020050201029

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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