Structure 22200237406634 · Tarrant County, TX

IH 635 WB Conn over SH 121

Carries IH 635 WB Conn over SH 121, 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 overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT905 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

905 ft end to end, longest span 144 ft: about 2.5 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
Length904.9 ft275.8 m
Daily traffic27,200counted 2016
Last inspectedMay 2024every 24 months

Location

StateTexas
CountyTarrant
LocationAt Int SH 121 And IH 635
CarriesIH 635 WB Conn
CrossesSH 121
Coordinates32.95075, -97.03920

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length904.9 ft (275.8 m)
Max Span144.0 ft (43.9 m)
Deck Width58.4 ft (17.8 m)
Deck Area4909.2 sq m
Main Spans5
Year Built2020

Traffic

Avg Daily Traffic27,200 (2016)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge9

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 Number022200237406634

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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