US Bridges

E1860 (couch Rd) over Davenport Creek

Good

Pushmataha County, Oklahoma · 1.8W of Miller · Structure no. 306350000000000

Built
2014
11 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

E1860 (couch Rd) over Davenport Creek is a concrete culvert carrying E1860 (couch Rd) over Davenport Creek in Pushmataha County, Oklahoma. It was built in 2014, so it is 11 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 38 by 2042. The structure is 46 ft (14 m) long and 28 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesE1860 (couch Rd)
CrossesDavenport Creek
Location1.8W of Miller
RouteCounty Highway E1860
Coordinates34.3168, -95.77603
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.1 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length46 ft (14 m)
Longest span14 ft (4.3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic38 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1860 (couch Rd) over Davenport Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is E1860 (couch Rd) over Davenport 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 E1860 (couch Rd) over Davenport Creek carry?

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

How long is E1860 (couch Rd) over Davenport Creek?

The structure is 46 ft (14 m) long with a longest span of 14 ft (4.3 m) and a deck 28 ft wide.

Who owns E1860 (couch Rd) over Davenport Creek?

It is owned by the County Highway Agency.