US Bridges

N2018 over West Elk Creek

Good

Beckham County, Oklahoma · 3.4S. 1.8 E of Elk City · Structure no. 253690000000000

Built
2000
25 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

N2018 over West Elk Creek is a steel stringer/multi-beam or girder carrying N2018 over West Elk Creek in Beckham County, Oklahoma. It was built in 2000, so it is 25 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 40 ft (12.2 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesN2018
CrossesWest Elk Creek
Location3.4S. 1.8 E of Elk City
RouteCounty Highway N2018
Coordinates35.35771, -99.38653
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.2 mi (10 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$311,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2018 over West Elk Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is N2018 over West Elk 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 March 2024.

How much traffic does N2018 over West Elk Creek carry?

About 50 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2018 over West Elk Creek?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 28 ft wide.

Who owns N2018 over West Elk Creek?

It is owned by the County Highway Agency.