Structure 22200036401713 · Tarrant County, TX

Sh121sbfr-ih635eb over SH 121/ih 635 Ml & Ramps

Carries Sh121sbfr-ih635eb over SH 121/ih 635 Ml & Ramps, At Int SH 121 And IH 635.

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 FT1,219 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

1,219 ft end to end, longest span 154 ft: about 3.4 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.

Built20206 years old
Length1219.2 ft371.6 m
Daily traffic2,500counted 2016
Last inspectedMay 2024every 24 months

Location

StateTexas
CountyTarrant
LocationAt Int SH 121 And IH 635
CarriesSh121sbfr-ih635eb
CrossesSH 121/ih 635 Ml & Ramps
Coordinates32.95046, -97.04037

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length1219.2 ft (371.6 m)
Max Span153.9 ft (46.9 m)
Deck Width27.9 ft (8.5 m)
Deck Area3158.6 sq m
Main Spans7
Year Built2020

Traffic

Avg Daily Traffic2,500 (2016)
Truck Traffic2%
Lanes On Bridge1
Lanes Under Bridge16

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number022200036401713

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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