US Bridges

N1650 over Beaver River

Good

Beaver County, Oklahoma · 4S of U.S. 64 · Structure no. 300160000000000

Built
2018
7 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,575 ft
15 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

N1650 over Beaver River is a prestressed concrete stringer/multi-beam or girder carrying N1650 over Beaver River in Beaver County, Oklahoma. It was built in 2018, so it is 7 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 70 vehicles a day, roughly 15% of them trucks, projected to reach 112 by 2042. The structure is 1,575 ft (480.1 m) long and 34 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesN1650
CrossesBeaver River
Location4S of U.S. 64
RouteCounty Highway N1650
Coordinates36.79194, -100.05778
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans15
Design loadHS 20
Structure length1,575 ft (480.1 m)
Longest span105 ft (32 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic70 (2022)
Projected traffic112 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N1650 over Beaver River built?

It was built in 2018, making it 7 years old in 2025.

What condition is N1650 over Beaver River 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 July 2024.

How much traffic does N1650 over Beaver River carry?

About 70 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N1650 over Beaver River?

The structure is 1,575 ft (480.1 m) long with a longest span of 105 ft (32 m) and a deck 34 ft wide.

Who owns N1650 over Beaver River?

It is owned by the County Highway Agency.