US Bridges

SH99EB TOSH249SBDC over SH 99 & 249 FR Rds

Good

Harris County, Texas · SH 249 Interchange · Structure no. 121020351006338

Built
2022
3 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
4,935 ft
46 main spans
Daily traffic
36,701
2020 count
Owner
State
State Highway Agency

About this bridge

SH99EB TOSH249SBDC over SH 99 & 249 FR Rds is a prestressed concrete stringer/multi-beam or girder carrying SH99EB TOSH249SBDC over SH 99 & 249 FR Rds in Harris County, Texas. It was built in 2022, so it is 3 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 36,701 vehicles a day, roughly 5% of them trucks, projected to reach 1 by 1900. The structure is 4,935 ft (1,504.2 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSH99EB TOSH249SBDC
CrossesSH 99 & 249 FR Rds
LocationSH 249 Interchange
RouteState Highway 99
CountyHarris County
StateTexas
Coordinates30.05119, -95.61571
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans46
Design loadHL 93
Structure length4,935 ft (1,504.2 m)
Longest span120 ft (36.6 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,701 (2020)
Projected traffic1 by 1900
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollToll bridge
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH99EB TOSH249SBDC over SH 99 & 249 FR Rds built?

It was built in 2022, making it 3 years old in 2025.

What condition is SH99EB TOSH249SBDC over SH 99 & 249 FR Rds 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 December 2024.

How much traffic does SH99EB TOSH249SBDC over SH 99 & 249 FR Rds carry?

About 36,701 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SH99EB TOSH249SBDC over SH 99 & 249 FR Rds?

The structure is 4,935 ft (1,504.2 m) long with a longest span of 120 ft (36.6 m) and a deck 38 ft wide.

Who owns SH99EB TOSH249SBDC over SH 99 & 249 FR Rds?

It is owned by the State Highway Agency.