US Bridges

Old Gregg Lane over Harris Branch

Fair

Travis County, Texas · 0.05 MI SW of Howard LN · Structure no. 142270AA1450002

Built
1938
87 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
21 ft
1 main span
Daily traffic
327
2020 count
Owner
County
County Highway Agency

About this bridge

Old Gregg Lane over Harris Branch is a concrete slab carrying Old Gregg Lane over Harris Branch in Travis County, Texas. It was built in 1938, so it is 87 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 327 vehicles a day, projected to reach 320 by 2032. The structure is 21 ft (6.5 m) long and 17 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesOld Gregg Lane
CrossesHarris Branch
Location0.05 MI SW of Howard LN
RouteCounty Highway 0
CountyTravis County
StateTexas
Coordinates30.40136, -97.63552
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length21 ft (6.5 m)
Longest span21 ft (6.3 m)
Deck width17 ft (5.3 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic327 (2020)
Projected traffic320 by 2032
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Gregg Lane over Harris Branch built?

It was built in 1938, making it 87 years old in 2025.

What condition is Old Gregg Lane over Harris 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 March 2024.

How much traffic does Old Gregg Lane over Harris Branch carry?

About 327 vehicles per day (2020 count).

How long is Old Gregg Lane over Harris Branch?

The structure is 21 ft (6.5 m) long with a longest span of 21 ft (6.3 m) and a deck 17 ft wide.

Who owns Old Gregg Lane over Harris Branch?

It is owned by the County Highway Agency.