US Bridges

SE Inner Loop over Smith Branch

Fair

Williamson County, Texas · 0.10 MI W of FM 1460 · Structure no. 142460D02180001

Built
2002
23 years old, rebuilt 2021
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
149 ft
15 main spans
Daily traffic
2,000
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

SE Inner Loop over Smith Branch is a concrete culvert carrying SE Inner Loop over Smith Branch in Williamson County, Texas. It was built in 2002 and reconstructed in 2021, so it is 23 years old, younger 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 2,000 vehicles a day, projected to reach 4,000 by 2030. The structure is 149 ft (45.4 m) long and 93 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSE Inner Loop
CrossesSmith Branch
Location0.10 MI W of FM 1460
RouteCity Street 0
CountyWilliamson County
StateTexas
Coordinates30.60904, -97.66948
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans15
Design loadUnknown
Structure length149 ft (45.4 m)
Longest span10 ft (3 m)
Deck width93 ft (28.2 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2010)
Projected traffic4,000 by 2030
Trucks0%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
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 SE Inner Loop over Smith Branch built?

It was built in 2002, making it 23 years old in 2025. It was reconstructed in 2021.

What condition is SE Inner Loop over Smith Branch 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 October 2023.

How much traffic does SE Inner Loop over Smith Branch carry?

About 2,000 vehicles per day (2010 count).

How long is SE Inner Loop over Smith Branch?

The structure is 149 ft (45.4 m) long with a longest span of 10 ft (3 m) and a deck 93 ft wide.

Who owns SE Inner Loop over Smith Branch?

It is owned by the City or Municipal Highway Agency.