US Bridges

IH 35 over Branch Primrose Creek

Fair

McLennan County, Texas · 2.50 MI NE of SH 6 · Structure no. 091610001501263

Built
1965
60 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
36 ft
5 main spans
Daily traffic
133,572
2023 count
Owner
State
State Highway Agency

About this bridge

IH 35 over Branch Primrose Creek is a concrete culvert carrying IH 35 over Branch Primrose Creek in McLennan County, Texas. It was built in 1965, so it is 60 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 133,572 vehicles a day, roughly 19% of them trucks, projected to reach 198,470 by 2037. The structure is 36 ft (11 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 35
CrossesBranch Primrose Creek
Location2.50 MI NE of SH 6
RouteInterstate 35
CountyMcLennan County
StateTexas
Coordinates31.52649, -97.13312
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length36 ft (11 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic133,572 (2023)
Projected traffic198,470 by 2037
Trucks19%
Lanes on structure13
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 over Branch Primrose Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is IH 35 over Branch Primrose 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 December 2024.

How much traffic does IH 35 over Branch Primrose Creek carry?

About 133,572 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is IH 35 over Branch Primrose Creek?

The structure is 36 ft (11 m) long with a longest span of 6 ft (1.8 m).

Who owns IH 35 over Branch Primrose Creek?

It is owned by the State Highway Agency.