Structure 121700017705552 · Montgomery County, TX

IH 69 NB To Sh99wb over IH 69 White Oak Creek

Carries IH 69 NB To Sh99wb over IH 69 White Oak Creek, At Jct IH 69 And SH 99.

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
6,010 FT OVERALL1,000 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

6,010 ft end to end, longest span 132 ft: about 17 football fields, or 1.1 miles. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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.

Built201610 years old
Length6009.8 ft1831.8 m
Daily traffic43,992counted 2014
Last inspectedNovember 2024every 24 months

Location

StateTexas
CountyMontgomery
LocationAt Jct IH 69 And SH 99
CarriesIH 69 NB To Sh99wb
CrossesIH 69 White Oak Creek
Coordinates30.12790, -95.22970

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length6009.8 ft (1831.8 m)
Max Span131.9 ft (40.2 m)
Deck Width27.9 ft (8.5 m)
Deck Area15570.3 sq m
Main Spans53
Year Built2016

Traffic

Avg Daily Traffic43,992 (2014)
Truck Traffic8%
Lanes On Bridge1
Lanes Under Bridge23

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical6 — Scour calculated, stable
Structure Number121700017705552

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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