US Bridges

Holland Dam RD over Nueces River Slough

Fair

La Salle County, Texas · 1.90 MI SE of FM 624 · Structure no. 221420AA0074002

Built
1950
75 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
30
2015 count
Owner
County
County Highway Agency

About this bridge

Holland Dam RD over Nueces River Slough is a concrete slab carrying Holland Dam RD over Nueces River Slough in La Salle County, Texas. It was built in 1950, so it is 75 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 30 vehicles a day, roughly 3% of them trucks, projected to reach 40 by 2035. The structure is 80 ft (24.4 m) long and 15 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesHolland Dam RD
CrossesNueces River Slough
Location1.90 MI SE of FM 624
RouteCounty Highway 74
StateTexas
Coordinates28.31776, -99.12179
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2015)
Projected traffic40 by 2035
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Holland Dam RD over Nueces River Slough built?

It was built in 1950, making it 75 years old in 2025.

What condition is Holland Dam RD over Nueces River Slough in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Holland Dam RD over Nueces River Slough carry?

About 30 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Holland Dam RD over Nueces River Slough?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 15 ft wide.

Who owns Holland Dam RD over Nueces River Slough?

It is owned by the County Highway Agency.