US Bridges

N3460 over Turner Tp (I-44) under

Good

Lincoln County, Oklahoma · 34.1NE of I-35 JCT · Structure no. 327210000000000

Built
2019
6 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
342 ft
4 main spans
Daily traffic
5,000
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

N3460 over Turner Tp (I-44) under is a prestressed concrete stringer/multi-beam or girder carrying N3460 over Turner Tp (I-44) under in Lincoln County, Oklahoma. It was built in 2019, so it is 6 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,000 vehicles a day, roughly 15% of them trucks, projected to reach 8,000 by 2042. The structure is 342 ft (104.2 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesN3460
CrossesTurner Tp (I-44) under
Location34.1NE of I-35 JCT
RouteCounty Highway N3460
CountyLincoln County
StateOklahoma
Coordinates35.72749, -96.84049
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
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 alignment7: Better than present minimum criteria
Operating rating44.9 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length342 ft (104.2 m)
Longest span115 ft (35.1 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2022)
Projected traffic8,000 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N3460 over Turner Tp (I-44) under built?

It was built in 2019, making it 6 years old in 2025.

What condition is N3460 over Turner Tp (I-44) under in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does N3460 over Turner Tp (I-44) under carry?

About 5,000 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N3460 over Turner Tp (I-44) under?

The structure is 342 ft (104.2 m) long with a longest span of 115 ft (35.1 m) and a deck 34 ft wide.

Who owns N3460 over Turner Tp (I-44) under?

It is owned by the State Toll Authority.