US Bridges

IH 35W Sbml over Denton Creek Relief

Fair

Denton County, Texas · 1.40 MI S of FM 1171 · Structure no. 180610008113120

Built
1969
56 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
360 ft
9 main spans
Daily traffic
24,816
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35W Sbml over Denton Creek Relief is a concrete stringer/multi-beam or girder carrying IH 35W Sbml over Denton Creek Relief in Denton County, Texas. It was built in 1969, so it is 56 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 24,816 vehicles a day, roughly 14% of them trucks, projected to reach 24,810 by 2033. The structure is 360 ft (109.7 m) long and 35 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesIH 35W Sbml
CrossesDenton Creek Relief
Location1.40 MI S of FM 1171
RouteInterstate 35
CountyDenton County
StateTexas
Coordinates33.04729, -97.25524
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length360 ft (109.7 m)
Longest span40 ft (12.2 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,816 (2019)
Projected traffic24,810 by 2033
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed14.3 mi (23 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 35W Sbml over Denton Creek Relief built?

It was built in 1969, making it 56 years old in 2025.

What condition is IH 35W Sbml over Denton Creek Relief 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 35W Sbml over Denton Creek Relief carry?

About 24,816 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is IH 35W Sbml over Denton Creek Relief?

The structure is 360 ft (109.7 m) long with a longest span of 40 ft (12.2 m) and a deck 35 ft wide.

Who owns IH 35W Sbml over Denton Creek Relief?

It is owned by the State Highway Agency.