Structure 121020050801318 · Harris County, TX

IH 10 over Mcgee Gully

Carries IH 10 over Mcgee Gully, 0.25 Mi E Of Sjolander RD.

Overall conditionGood

Set by its lowest-rated component: Culvert at 7 of 9.

How ratings work
Culvertsets the rating7/9 · Good
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT36 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 36 ft across with 3 openings. 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, so those are drawn as typical for a culvert.

Built1960rebuilt 2002
Length36.1 ft11 m
Daily traffic100,533counted 2023
Last inspectedSeptember 2024every 24 months

Location

StateTexas
CountyHarris
Location0.25 Mi E Of Sjolander RD
CarriesIH 10
CrossesMcgee Gully
Coordinates29.81412, -94.93505

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length36.1 ft (11 m)
Max Span9.8 ft (3 m)
Deck Area717.2 sq m
Main Spans3
Year Built1960 (reconstructed 2002)

Traffic

Avg Daily Traffic100,533 (2023)
Truck Traffic20%
Lanes On Bridge11

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical6 — Scour calculated, stable
Structure Number121020050801318

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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