US Bridges

IH 10 EB over Llano River

Fair

Kimble County, Texas · 1.41 MI E of US 83 · Structure no. 071340014201127

Built
1971
54 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,540 ft
7 main spans
Daily traffic
4,390
2013 count
Owner
State
State Highway Agency

About this bridge

IH 10 EB over Llano River is a prestressed concrete stringer/multi-beam or girder carrying IH 10 EB over Llano River in Kimble County, Texas. It was built in 1971, so it is 54 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,390 vehicles a day, roughly 27% of them trucks, projected to reach 6,150 by 2033. The structure is 1,540 ft (469.4 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH 10 EB
CrossesLlano River
Location1.41 MI E of US 83
RouteInterstate 10
StateTexas
Coordinates30.49514, -99.75443
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 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 geometry6: Equal to 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, cast-in-place
Main spans7 (+12 approach)
Design loadHS 20
Structure length1,540 ft (469.4 m)
Longest span100 ft (30.5 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,390 (2013)
Projected traffic6,150 by 2033
Trucks27%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 IH 10 EB over Llano River built?

It was built in 1971, making it 54 years old in 2025.

What condition is IH 10 EB over Llano River 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 May 2024.

How much traffic does IH 10 EB over Llano River carry?

About 4,390 vehicles per day (2013 count), of which roughly 27% are trucks.

How long is IH 10 EB over Llano River?

The structure is 1,540 ft (469.4 m) long with a longest span of 100 ft (30.5 m) and a deck 42 ft wide.

Who owns IH 10 EB over Llano River?

It is owned by the State Highway Agency.