US Bridges

N3849 over Sand Creek

Good

Osage County, Oklahoma · 3.6 MI N Okesa · Structure no. 282800000000000

Built
2010
15 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
403 ft
4 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

N3849 over Sand Creek is a prestressed concrete stringer/multi-beam or girder carrying N3849 over Sand Creek in Osage County, Oklahoma. It was built in 2010, so it is 15 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 403 ft (122.7 m) long and 35 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesN3849
CrossesSand Creek
Location3.6 MI N Okesa
RouteCounty Highway N3849
Coordinates36.72028, -96.13417
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 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 rating84 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length403 ft (122.7 m)
Longest span100 ft (30.5 m)
Deck width35 ft (10.7 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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$555,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3849 over Sand Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is N3849 over Sand 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 April 2024.

How much traffic does N3849 over Sand Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N3849 over Sand Creek?

The structure is 403 ft (122.7 m) long with a longest span of 100 ft (30.5 m) and a deck 35 ft wide.

Who owns N3849 over Sand Creek?

It is owned by the County Highway Agency.