US Bridges

SH 123 over Moczygemba Creek

Good

Karnes County, Texas · 0.85 MI S of FM 887 · Structure no. 161290036606026

Built
1939
86 years old, rebuilt 1985
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
47 ft
3 main spans
Daily traffic
3,090
2020 count
Owner
State
State Highway Agency

About this bridge

SH 123 over Moczygemba Creek is a concrete culvert carrying SH 123 over Moczygemba Creek in Karnes County, Texas. It was built in 1939 and reconstructed in 1985, so it is 86 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 3,090 vehicles a day, roughly 17% of them trucks, projected to reach 5,960 by 2033. The structure is 47 ft (14.3 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 123
CrossesMoczygemba Creek
Location0.85 MI S of FM 887
RouteState Highway 123
StateTexas
Coordinates29.04034, -97.93252
Functional classRural Principal Arterial - Other

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 geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to 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 spans3
Design loadH 15
Structure length47 ft (14.3 m)
Longest span10 ft (3 m)
Deck width66 ft (20.2 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,090 (2020)
Projected traffic5,960 by 2033
Trucks17%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 SH 123 over Moczygemba Creek built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1985.

What condition is SH 123 over Moczygemba 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 May 2024.

How much traffic does SH 123 over Moczygemba Creek carry?

About 3,090 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is SH 123 over Moczygemba Creek?

The structure is 47 ft (14.3 m) long with a longest span of 10 ft (3 m) and a deck 66 ft wide.

Who owns SH 123 over Moczygemba Creek?

It is owned by the State Highway Agency.