US Bridges

FM 624 over Altita Creek

Good

La Salle County, Texas · 7.80 MI SE of SH 97 · Structure no. 221420065204015

Built
1972
53 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
91 ft
3 main spans
Daily traffic
1,440
2020 count
Owner
State
State Highway Agency

About this bridge

FM 624 over Altita Creek is a concrete stringer/multi-beam or girder carrying FM 624 over Altita Creek in La Salle County, Texas. It was built in 1972, so it is 53 years old, older 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 1,440 vehicles a day, roughly 36% of them trucks, projected to reach 1,840 by 2036. The structure is 91 ft (27.7 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFM 624
CrossesAltita Creek
Location7.80 MI SE of SH 97
RouteState Highway 624
StateTexas
Coordinates28.35329, -99.1531
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating38 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length91 ft (27.7 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,440 (2020)
Projected traffic1,840 by 2036
Trucks36%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 624 over Altita Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is FM 624 over Altita 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 November 2023.

How much traffic does FM 624 over Altita Creek carry?

About 1,440 vehicles per day (2020 count), of which roughly 36% are trucks.

How long is FM 624 over Altita Creek?

The structure is 91 ft (27.7 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns FM 624 over Altita Creek?

It is owned by the State Highway Agency.