US Bridges

US 79 NB (eb) over Chandler Creek

Fair

Williamson County, Texas · 4.2 MI E of IH 35 · Structure no. 142460020401004

Built
1926
99 years old, rebuilt 1989
Condition
Fair
inspected February 2023
Type
Tee Beam
Concrete
Length
224 ft
4 main spans
Daily traffic
14,657
2020 count
Owner
State
State Highway Agency

About this bridge

US 79 NB (eb) over Chandler Creek is a concrete tee beam carrying US 79 NB (eb) over Chandler Creek in Williamson County, Texas. It was built in 1926 and reconstructed in 1989, so it is 99 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 14,657 vehicles a day, roughly 6% of them trucks, projected to reach 30,877 by 2039. The structure is 224 ft (68.3 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 79 NB (eb)
CrossesChandler Creek
Location4.2 MI E of IH 35
RouteU.S. Route 79
StateTexas
Coordinates30.52977, -97.62014
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
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 rating48.9 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length224 ft (68.3 m)
Longest span41 ft (12.5 m)
Deck width70 ft (21.3 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,657 (2020)
Projected traffic30,877 by 2039
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 US 79 NB (eb) over Chandler Creek built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1989.

What condition is US 79 NB (eb) over Chandler Creek 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 February 2023.

How much traffic does US 79 NB (eb) over Chandler Creek carry?

About 14,657 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is US 79 NB (eb) over Chandler Creek?

The structure is 224 ft (68.3 m) long with a longest span of 41 ft (12.5 m) and a deck 70 ft wide.

Who owns US 79 NB (eb) over Chandler Creek?

It is owned by the State Highway Agency.