US Bridges

N4170 over Fife Creek

Good

Wagoner County, Oklahoma · 1.9N of SH 51 on Lonestar · Structure no. 321620000000000

Built
2020
5 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
315 ft
3 main spans
Daily traffic
525
2022 count
Owner
County
County Highway Agency

About this bridge

N4170 over Fife Creek is a prestressed concrete stringer/multi-beam or girder carrying N4170 over Fife Creek in Wagoner County, Oklahoma. It was built in 2020, so it is 5 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 525 vehicles a day, roughly 15% of them trucks, projected to reach 840 by 2042. The structure is 315 ft (96 m) long and 28 ft wide.

CarriesN4170
CrossesFife Creek
Location1.9N of SH 51 on Lonestar
RouteCounty Highway 0_
Coordinates35.97583, -95.58306
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96 US tons
Inventory rating58 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length315 ft (96 m)
Longest span105 ft (32 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic525 (2022)
Projected traffic840 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 N4170 over Fife Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is N4170 over Fife Creek 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 August 2023.

How much traffic does N4170 over Fife Creek carry?

About 525 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N4170 over Fife Creek?

The structure is 315 ft (96 m) long with a longest span of 105 ft (32 m) and a deck 28 ft wide.

Who owns N4170 over Fife Creek?

It is owned by the County Highway Agency.