Structure 210310003910337 · Cameron County, TX

SH 4 over Drainage Ditch

Carries SH 4 over Drainage Ditch, 4.95 Mi E Of FM 1419.

Overall conditionGood

Set by its lowest-rated component: Culvert at 7 of 9.

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

Elevation

Side view, colored by inspection rating
CAR · 15 FT66 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 66 ft across with 7 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.

Built200224 years old
Length65.9 ft20.1 m
Daily traffic4,683counted 2023
Last inspectedJuly 2024every 24 months

Location

StateTexas
CountyCameron
Location4.95 Mi E Of FM 1419
CarriesSH 4
CrossesDrainage Ditch
Coordinates25.95396, -97.31852

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length65.9 ft (20.1 m)
Max Span7.9 ft (2.4 m)
Deck Width46.3 ft (14.1 m)
Deck Area283.4 sq m
Main Spans7
Year Built2002

Traffic

Avg Daily Traffic4,683 (2023)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number210310003910337

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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