US Bridges

IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6

Good

Harris County, Texas · 3.10 MI N of IH 610 · Structure no. 121020017711178

Built
1995
30 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
850 ft
8 main spans
Daily traffic
10,725
2023 count
Owner
State
State Highway Agency

About this bridge

IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6 is a prestressed concrete stringer/multi-beam or girder carrying IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6 in Harris County, Texas. It was built in 1995, so it is 30 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10,725 vehicles a day, roughly 9% of them trucks, projected to reach 11,182 by 2040. The structure is 850 ft (259.1 m) long and 27 ft wide.

CarriesIH 69 NB On-Rp #4
CrossesIH 69 NB Off-Ramp #6
Location3.10 MI N of IH 610
RouteInterstate 69
StateTexas
Coordinates29.8551, -95.33329
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than 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 spans8
Design loadHS 20
Structure length850 ft (259.1 m)
Longest span125 ft (38.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,725 (2023)
Projected traffic11,182 by 2040
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkNon-Interstate 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 On-Rp #4 over IH 69 NB Off-Ramp #6 built?

It was built in 1995, making it 30 years old in 2025.

What condition is IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6 carry?

About 10,725 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6?

The structure is 850 ft (259.1 m) long with a longest span of 125 ft (38.1 m) and a deck 27 ft wide.

Who owns IH 69 NB On-Rp #4 over IH 69 NB Off-Ramp #6?

It is owned by the State Highway Agency.