US Bridges

IH 35 over Trietsch Branch

Fair

Denton County, Texas · 5.00 MI N of US 380 · Structure no. 180610019502062

Built
1958
67 years old, rebuilt 1988
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
41 ft
6 main spans
Daily traffic
74,192
2023 count
Owner
State
State Highway Agency

About this bridge

IH 35 over Trietsch Branch is a concrete culvert carrying IH 35 over Trietsch Branch in Denton County, Texas. It was built in 1958 and reconstructed in 1988, so it is 67 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 74,192 vehicles a day, roughly 26% of them trucks, projected to reach 75,080 by 2033. The structure is 41 ft (12.5 m) long and 265 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 35
CrossesTrietsch Branch
Location5.00 MI N of US 380
RouteInterstate 35
CountyDenton County
StateTexas
Coordinates33.30262, -97.17768
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
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 spans6
Design loadOther
Structure length41 ft (12.5 m)
Longest span6 ft (1.8 m)
Deck width265 ft (80.8 m)
Roadway width149 ft (45.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74,192 (2023)
Projected traffic75,080 by 2033
Trucks26%
Lanes on structure9
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 over Trietsch Branch built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1988.

What condition is IH 35 over Trietsch 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 August 2023.

How much traffic does IH 35 over Trietsch Branch carry?

About 74,192 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is IH 35 over Trietsch Branch?

The structure is 41 ft (12.5 m) long with a longest span of 6 ft (1.8 m) and a deck 265 ft wide.

Who owns IH 35 over Trietsch Branch?

It is owned by the State Highway Agency.