US Bridges

SH 99 over Sbml Crossover Ew 4

Good

Chambers County, Texas · 1.40 MI NE of FM 565 · Structure no. 200360351010352

Built
2024
1 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,100 ft
10 main spans
Daily traffic
3,755
2022 count
Owner
State
State Highway Agency

About this bridge

SH 99 over Sbml Crossover Ew 4 is a prestressed concrete stringer/multi-beam or girder carrying SH 99 over Sbml Crossover Ew 4 in Chambers County, Texas. It was built in 2024, so it is 1 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 3,755 vehicles a day, roughly 20% of them trucks, projected to reach 8,100 by 2042. The structure is 1,100 ft (335.3 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesSH 99
CrossesSbml Crossover Ew 4
Location1.40 MI NE of FM 565
RouteState Highway 99
CountyChambers County
StateTexas
Coordinates29.76207, -94.87323
Functional classRural Principal Arterial - Other

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans10
Design loadHL 93
Structure length1,100 ft (335.3 m)
Longest span100 ft (30.5 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,755 (2022)
Projected traffic8,100 by 2042
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
TollToll bridge
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Toll Authority
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 SH 99 over Sbml Crossover Ew 4 built?

It was built in 2024, making it 1 years old in 2025.

What condition is SH 99 over Sbml Crossover Ew 4 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 June 2024.

How much traffic does SH 99 over Sbml Crossover Ew 4 carry?

About 3,755 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is SH 99 over Sbml Crossover Ew 4?

The structure is 1,100 ft (335.3 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns SH 99 over Sbml Crossover Ew 4?

It is owned by the State Highway Agency and maintained by the State Toll Authority.