Structure 91100059603047 · Hill County, TX

FM 66 over Br Of Hackberry Creek

Carries FM 66 over Br Of Hackberry Creek, 2.3 Mi SW Of US 81.

Overall conditionFair

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

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT33 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 33 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.

Built1975rebuilt 2003
Length33.1 ft10.1 m
Daily traffic116counted 2020
Last inspectedFebruary 2023every 24 months

Location

StateTexas
CountyHill
Location2.3 Mi SW Of US 81
CarriesFM 66
CrossesBr Of Hackberry Creek
Coordinates32.13651, -97.16531

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length33.1 ft (10.1 m)
Max Span9.8 ft (3 m)
Deck Width57.4 ft (17.5 m)
Deck Area176.8 sq m
Main Spans3
Year Built1975 (reconstructed 2003)

Traffic

Avg Daily Traffic116 (2020)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number091100059603047

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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