US Bridges

SH 99 Wbml over Future Thoroughfare #1

Good

Montgomery County, Texas · 1.92 MI E of IH 69 · Structure no. 121700351007314

Built
2022
3 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
127 ft
1 main span
Daily traffic
15,700
2013 count
Owner
State
State Highway Agency

About this bridge

SH 99 Wbml over Future Thoroughfare #1 is a prestressed concrete stringer/multi-beam or girder carrying SH 99 Wbml over Future Thoroughfare #1 in Montgomery 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,700 vehicles a day, roughly 5% of them trucks, projected to reach 1 by 1900. The structure is 127 ft (38.7 m) long and 40 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSH 99 Wbml
CrossesFuture Thoroughfare #1
Location1.92 MI E of IH 69
RouteState Highway 99
CountyMontgomery County
StateTexas
Coordinates30.13171, -95.19683
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum 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 spans1
Design loadHL 93
Structure length127 ft (38.7 m)
Longest span127 ft (38.7 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,700 (2013)
Projected traffic1 by 1900
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 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 SH 99 Wbml over Future Thoroughfare #1 built?

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

What condition is SH 99 Wbml over Future Thoroughfare #1 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 2022.

How much traffic does SH 99 Wbml over Future Thoroughfare #1 carry?

About 15,700 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is SH 99 Wbml over Future Thoroughfare #1?

The structure is 127 ft (38.7 m) long with a longest span of 127 ft (38.7 m) and a deck 40 ft wide.

Who owns SH 99 Wbml over Future Thoroughfare #1?

It is owned by the State Highway Agency.