Structure 170820012203039 · Freestone County, TX

US 287 over Yonker Pin Slough

Carries US 287 over Yonker Pin Slough, 1.05 Mi E Of FM 488.

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
SEMI-TRUCK · 72 FT820 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

820 ft end to end, longest span 82 ft: about 2.3 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.

Built200521 years old
Length819.9 ft249.9 m
Daily traffic3,421counted 2023
Last inspectedOctober 2024every 24 months

Location

StateTexas
CountyFreestone
Location1.05 Mi E Of FM 488
CarriesUS 287
CrossesYonker Pin Slough
Coordinates31.96818, -96.07296

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length819.9 ft (249.9 m)
Max Span82.0 ft (25 m)
Deck Width45.3 ft (13.8 m)
Deck Area3448.6 sq m
Main Spans10
Year Built2005

Traffic

Avg Daily Traffic3,421 (2023)
Truck Traffic22%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number170820012203039

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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