US Bridges

SP 5 NB Exit over IH 45 Nbfr & Scott ST

Fair

Harris County, Texas · 1.10 MI S of US 59 · Structure no. 121020050003270

Built
1985
40 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
425 ft
4 main spans
Daily traffic
5,017
2024 count
Owner
State
State Highway Agency

About this bridge

SP 5 NB Exit over IH 45 Nbfr & Scott ST is a steel continuous stringer/multi-beam or girder carrying SP 5 NB Exit over IH 45 Nbfr & Scott ST in Harris County, Texas. It was built in 1985, so it is 40 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 5,017 vehicles a day, roughly 11% of them trucks, projected to reach 14,680 by 2031. The structure is 425 ft (129.5 m) long and 26 ft wide.

CarriesSP 5 NB Exit
CrossesIH 45 Nbfr & Scott ST
Location1.10 MI S of US 59
RouteState Highway 5
StateTexas
Coordinates29.73557, -95.34662
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length425 ft (129.5 m)
Longest span115 ft (35.1 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,017 (2024)
Projected traffic14,680 by 2031
Trucks11%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 SP 5 NB Exit over IH 45 Nbfr & Scott ST built?

It was built in 1985, making it 40 years old in 2025.

What condition is SP 5 NB Exit over IH 45 Nbfr & Scott ST 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 October 2024.

How much traffic does SP 5 NB Exit over IH 45 Nbfr & Scott ST carry?

About 5,017 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is SP 5 NB Exit over IH 45 Nbfr & Scott ST?

The structure is 425 ft (129.5 m) long with a longest span of 115 ft (35.1 m) and a deck 26 ft wide.

Who owns SP 5 NB Exit over IH 45 Nbfr & Scott ST?

It is owned by the State Highway Agency.