Structure 232150103101010 · Stephens County, TX

FM 578 over Clear Fork Brazos Relief

Carries FM 578 over Clear Fork Brazos Relief, 7.5 Mi N Of US 183.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT60 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

60 ft end to end, longest span 30 ft. 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.

Built195571 years old
Length60.0 ft18.3 m
Daily traffic163counted 2020
Last inspectedSeptember 2023every 24 months

Location

StateTexas
CountyStephens
Location7.5 Mi N Of US 183
CarriesFM 578
CrossesClear Fork Brazos Relief
Coordinates32.90916, -98.89762

Physical Characteristics

MaterialConcrete
DesignStringer/Multi-beam
Total Length60.0 ft (18.3 m)
Max Span29.9 ft (9.1 m)
Deck Width24.6 ft (7.5 m)
Deck Area137.2 sq m
Main Spans2
Year Built1955

Traffic

Avg Daily Traffic163 (2020)
Truck Traffic31%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number232150103101010

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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