Structure 72260257401003 · Tom Green County, TX

FM 584 over Lake Nasworthy

Carries FM 584 over Lake Nasworthy, 2.85 Mi SW Of Loop 306.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure8/9 · Very Good
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,191 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 8/9Substructure 6/9 · sets the rating

1,191 ft end to end, longest span 101 ft: about 3.3 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.

Built1942rebuilt 1987
Length1190.9 ft363 m
Daily traffic8,838counted 2023
Last inspectedJuly 2024every 24 months

Location

StateTexas
CountyTom Green
Location2.85 Mi SW Of Loop 306
CarriesFM 584
CrossesLake Nasworthy
Coordinates31.38006, -100.49008

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1190.9 ft (363 m)
Max Span101.0 ft (30.8 m)
Deck Width60.0 ft (18.3 m)
Deck Area6642.9 sq m
Main Spans3
Year Built1942 (reconstructed 1987)

Traffic

Avg Daily Traffic8,838 (2023)
Truck Traffic4%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number072260257401003

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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