Structure 180570019603101 · Dallas County, TX

IH 35e over Oak Lawn AVE & Turtle Ck

Carries IH 35e over Oak Lawn AVE & Turtle Ck, 2.0 Mi N Of IH 30.

Overall conditionPoor

Set by its lowest-rated component: Deck at 4 of 9.

How ratings work
Decksets the rating4/9 · Poor
Superstructure5/9 · Fair
Substructure5/9 · Fair
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,334 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 5/9Substructure 5/9

1,334 ft end to end, longest span 58 ft: about 3.7 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.

Built1959rebuilt 1983
Length1334.0 ft406.6 m
Daily traffic194,462counted 2020
Last inspectedMarch 2024every 24 months

Location

StateTexas
CountyDallas
Location2.0 Mi N Of IH 30
CarriesIH 35e
CrossesOak Lawn AVE & Turtle Ck
Coordinates32.79880, -96.81954

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length1334.0 ft (406.6 m)
Max Span58.1 ft (17.7 m)
Deck Width162.1 ft (49.4 m)
Deck Area20086.0 sq m
Main Spans23
Year Built1959 (reconstructed 1983)

Traffic

Avg Daily Traffic194,462 (2020)
Truck Traffic10%
Lanes On Bridge10
Lanes Under Bridge11

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number180570019603101

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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