US Bridges

FM 2102 over Sand Hollow

Good

Karnes County, Texas · 0.4 MI S of FM 99 · Structure no. 161290223402005

Built
1965
60 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
27 ft
4 main spans
Daily traffic
925
2019 count
Owner
State
State Highway Agency

About this bridge

FM 2102 over Sand Hollow is a concrete culvert carrying FM 2102 over Sand Hollow in Karnes County, Texas. It was built in 1965, so it is 60 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 925 vehicles a day, roughly 10% of them trucks, projected to reach 1,250 by 2033. The structure is 27 ft (8.2 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 2102
CrossesSand Hollow
Location0.4 MI S of FM 99
RouteState Highway 2102
StateTexas
Coordinates28.79129, -98.08664
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length27 ft (8.2 m)
Longest span6 ft (1.8 m)
Deck width34 ft (10.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic925 (2019)
Projected traffic1,250 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 2102 over Sand Hollow built?

It was built in 1965, making it 60 years old in 2025.

What condition is FM 2102 over Sand Hollow 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 May 2024.

How much traffic does FM 2102 over Sand Hollow carry?

About 925 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is FM 2102 over Sand Hollow?

The structure is 27 ft (8.2 m) long with a longest span of 6 ft (1.8 m) and a deck 34 ft wide.

Who owns FM 2102 over Sand Hollow?

It is owned by the State Highway Agency.