US Bridges

FM 99 over Olmos Creek

Good

Live Oak County, Texas · 0.92 MI NE of US 281A · Structure no. 161490034811226

Built
2009
16 years old
Condition
Good
inspected February 2024
Type
Other
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
1,052
2020 count
Owner
State
State Highway Agency

About this bridge

FM 99 over Olmos Creek is a prestressed concrete other carrying FM 99 over Olmos Creek in Live Oak County, Texas. It was built in 2009, so it is 16 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 1,052 vehicles a day, roughly 23% of them trucks, projected to reach 4,220 by 2033. The structure is 100 ft (30.5 m) long and 34 ft wide.

CarriesFM 99
CrossesOlmos Creek
Location0.92 MI NE of US 281A
RouteState Highway 99
StateTexas
Coordinates28.65086, -98.26866
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 typeOther
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span50 ft (15.2 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,052 (2020)
Projected traffic4,220 by 2033
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 99 over Olmos Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is FM 99 over Olmos Creek 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 February 2024.

How much traffic does FM 99 over Olmos Creek carry?

About 1,052 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is FM 99 over Olmos Creek?

The structure is 100 ft (30.5 m) long with a longest span of 50 ft (15.2 m) and a deck 34 ft wide.

Who owns FM 99 over Olmos Creek?

It is owned by the State Highway Agency.