US Bridges

IH 69 NB over Tidwell RD

Fair

Harris County, Texas · 2.80 MI N of IH 610 · Structure no. 121020017711175

Built
1998
27 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
348 ft
3 main spans
Daily traffic
115,614
2023 count
Owner
State
State Highway Agency

About this bridge

IH 69 NB over Tidwell RD is a prestressed concrete stringer/multi-beam or girder carrying IH 69 NB over Tidwell RD in Harris County, Texas. It was built in 1998, so it is 27 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 115,614 vehicles a day, roughly 6% of them trucks, projected to reach 154,922 by 2043. The structure is 348 ft (106.1 m) long and 84 ft wide.

CarriesIH 69 NB
CrossesTidwell RD
Location2.80 MI N of IH 610
RouteInterstate 69
StateTexas
Coordinates29.84925, -95.33339
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length348 ft (106.1 m)
Longest span124 ft (37.8 m)
Deck width84 ft (25.5 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115,614 (2023)
Projected traffic154,922 by 2043
Trucks6%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 69 NB over Tidwell RD built?

It was built in 1998, making it 27 years old in 2025.

What condition is IH 69 NB over Tidwell RD in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does IH 69 NB over Tidwell RD carry?

About 115,614 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is IH 69 NB over Tidwell RD?

The structure is 348 ft (106.1 m) long with a longest span of 124 ft (37.8 m) and a deck 84 ft wide.

Who owns IH 69 NB over Tidwell RD?

It is owned by the State Highway Agency.