US Bridges

FM 649 over Los Olmos Creek

Good

Starr County, Texas · 0.4 MI N of FM 3167 · Structure no. 212140032902014

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
236 ft
3 main spans
Daily traffic
672
2024 count
Owner
State
State Highway Agency

About this bridge

FM 649 over Los Olmos Creek is a prestressed concrete stringer/multi-beam or girder carrying FM 649 over Los Olmos Creek in Starr County, Texas. It was built in 1997, so it is 28 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 672 vehicles a day, roughly 23% of them trucks, projected to reach 590 by 2033. The structure is 236 ft (71.9 m) long and 45 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesFM 649
CrossesLos Olmos Creek
Location0.4 MI N of FM 3167
RouteState Highway 649
StateTexas
Coordinates26.57168, -98.8727
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum 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 spans3
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span79 ft (24.1 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic672 (2024)
Projected traffic590 by 2033
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
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 649 over Los Olmos Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is FM 649 over Los 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 April 2023.

How much traffic does FM 649 over Los Olmos Creek carry?

About 672 vehicles per day (2024 count), of which roughly 23% are trucks.

How long is FM 649 over Los Olmos Creek?

The structure is 236 ft (71.9 m) long with a longest span of 79 ft (24.1 m) and a deck 45 ft wide.

Who owns FM 649 over Los Olmos Creek?

It is owned by the State Highway Agency.