US Bridges

N2070 Creek over Unnamed Creek

Good

Washita County, Oklahoma · 7 W of Burns Flat · Structure no. 330460000000000

Built
2024
1 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
47 ft
1 main span
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

N2070 Creek over Unnamed Creek is a concrete culvert carrying N2070 Creek over Unnamed Creek in Washita County, Oklahoma. It was built in 2024, so it is 1 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 25 vehicles a day, roughly 15% of them trucks, projected to reach 40 by 2042. The structure is 47 ft (14.3 m) long and 45 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN2070 Creek
CrossesUnnamed Creek
Location7 W of Burns Flat
RouteCounty Highway N2070
Coordinates35.32489, -99.29401
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length47 ft (14.3 m)
Longest span23 ft (7 m)
Deck width45 ft (13.6 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic40 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N2070 Creek over Unnamed Creek built?

It was built in 2024, making it 1 years old in 2025.

What condition is N2070 Creek over Unnamed 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 May 2024.

How much traffic does N2070 Creek over Unnamed Creek carry?

About 25 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N2070 Creek over Unnamed Creek?

The structure is 47 ft (14.3 m) long with a longest span of 23 ft (7 m) and a deck 45 ft wide.

Who owns N2070 Creek over Unnamed Creek?

It is owned by the County Highway Agency.