Structure 231410219901001 · Lampasas County, TX

FM 2313 over Lampasas River

Carries FM 2313 over Lampasas River, 0.5 Mi E Of FM 580.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT420 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 7/9

420 ft end to end, longest span 85 ft: about 6 semi-trucks nose to tail. 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.

Built1962rebuilt 2004
Length419.9 ft128 m
Daily traffic1,086counted 2020
Last inspectedNovember 2023every 24 months

Location

StateTexas
CountyLampasas
Location0.5 Mi E Of FM 580
CarriesFM 2313
CrossesLampasas River
Coordinates31.11903, -98.05670

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length419.9 ft (128 m)
Max Span85.0 ft (25.9 m)
Deck Width42.0 ft (12.8 m)
Deck Area1638.4 sq m
Main Spans4
Year Built1962 (reconstructed 2004)

Traffic

Avg Daily Traffic1,086 (2020)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number231410219901001

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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