US Bridges

SH 130 SB Ml over San Marcos River

Good

Caldwell County, Texas · 1.4 MI SW of SH 80 · Structure no. 140280358301074

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,241 ft
11 main spans
Daily traffic
15,793
2010 count
Owner
State
State Highway Agency

About this bridge

SH 130 SB Ml over San Marcos River is a prestressed concrete stringer/multi-beam or girder carrying SH 130 SB Ml over San Marcos River in Caldwell County, Texas. It was built in 2011, so it is 14 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 15,793 vehicles a day, roughly 15% of them trucks, projected to reach 40,695 by 2030. The structure is 1,241 ft (378.3 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 130 SB Ml
CrossesSan Marcos River
Location1.4 MI SW of SH 80
StateTexas
Coordinates29.76881, -97.80469
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans11
Design loadHL 93
Structure length1,241 ft (378.3 m)
Longest span134 ft (40.8 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,793 (2010)
Projected traffic40,695 by 2030
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Toll Authority
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 SH 130 SB Ml over San Marcos River built?

It was built in 2011, making it 14 years old in 2025.

What condition is SH 130 SB Ml over San Marcos River 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 October 2023.

How much traffic does SH 130 SB Ml over San Marcos River carry?

About 15,793 vehicles per day (2010 count), of which roughly 15% are trucks.

How long is SH 130 SB Ml over San Marcos River?

The structure is 1,241 ft (378.3 m) long with a longest span of 134 ft (40.8 m) and a deck 42 ft wide.

Who owns SH 130 SB Ml over San Marcos River?

It is owned by the State Highway Agency and maintained by the State Toll Authority.