US Bridges

FM 1515 over IH 35W

Fair

Denton County, Texas · 0.40 MI S of IH 35 · Structure no. 180610008113135

Built
1970
55 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
430 ft
3 main spans
Daily traffic
12,917
2023 count
Owner
State
State Highway Agency

About this bridge

FM 1515 over IH 35W is a prestressed concrete stringer/multi-beam or girder carrying FM 1515 over IH 35W in Denton County, Texas. It was built in 1970, so it is 55 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 12,917 vehicles a day, roughly 14% of them trucks, projected to reach 17,500 by 2033. The structure is 430 ft (131.1 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesFM 1515
CrossesIH 35W
Location0.40 MI S of IH 35
RouteState Highway 1515
CountyDenton County
StateTexas
Coordinates33.20561, -97.16396
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+4 approach)
Design loadH 20
Structure length430 ft (131.1 m)
Longest span80 ft (24.4 m)
Deck width42 ft (12.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,917 (2023)
Projected traffic17,500 by 2033
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$30,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was FM 1515 over IH 35W built?

It was built in 1970, making it 55 years old in 2025.

What condition is FM 1515 over IH 35W 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 FM 1515 over IH 35W carry?

About 12,917 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is FM 1515 over IH 35W?

The structure is 430 ft (131.1 m) long with a longest span of 80 ft (24.4 m) and a deck 42 ft wide.

Who owns FM 1515 over IH 35W?

It is owned by the State Highway Agency.