US Bridges

Hardynb to SH 99EB over Spring Creek Flood Plain

Good

Harris County, Texas · At JCT Hrdy Tollrd SH99 · Structure no. 121020351006252

Built
2016
9 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,301 ft
11 main spans
Daily traffic
750
2016 count
Owner
State
State Highway Agency

About this bridge

Hardynb to SH 99EB over Spring Creek Flood Plain is a prestressed concrete stringer/multi-beam or girder carrying Hardynb to SH 99EB over Spring Creek Flood Plain in Harris County, Texas. It was built in 2016, so it is 9 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 750 vehicles a day, roughly 2% of them trucks, projected to reach 2,000 by 2036. The structure is 1,301 ft (396.5 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHardynb to SH 99EB
CrossesSpring Creek Flood Plain
LocationAt JCT Hrdy Tollrd SH99
RouteState Highway 99
StateTexas
Coordinates30.09288, -95.41224
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable 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 spans11
Design loadHL 93
Structure length1,301 ft (396.5 m)
Longest span120 ft (36.6 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2016)
Projected traffic2,000 by 2036
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Hardynb to SH 99EB over Spring Creek Flood Plain built?

It was built in 2016, making it 9 years old in 2025.

What condition is Hardynb to SH 99EB over Spring Creek Flood Plain 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 November 2024.

How much traffic does Hardynb to SH 99EB over Spring Creek Flood Plain carry?

About 750 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Hardynb to SH 99EB over Spring Creek Flood Plain?

The structure is 1,301 ft (396.5 m) long with a longest span of 120 ft (36.6 m) and a deck 28 ft wide.

Who owns Hardynb to SH 99EB over Spring Creek Flood Plain?

It is owned by the State Highway Agency.