US Bridges

IRR N4509 (5848C) over Horse Creek Trib.

Good

Ottawa County, Oklahoma · 300 Ft SE of Second St. · Structure no. 309100000000000

Built
2014
11 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

IRR N4509 (5848C) over Horse Creek Trib. is a prestressed concrete stringer/multi-beam or girder carrying IRR N4509 (5848C) over Horse Creek Trib. in Ottawa 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 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 250 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2042. The structure is 90 ft (27.5 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesIRR N4509 (5848C)
CrossesHorse Creek Trib.
Location300 Ft SE of Second St.
RouteCounty Highway N4509
CountyOttawa County
StateOklahoma
Coordinates36.6975, -94.96583
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.5 m)
Longest span85 ft (25.9 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic400 by 2042
Trucks10%
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 IRR N4509 (5848C) over Horse Creek Trib. built?

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

What condition is IRR N4509 (5848C) over Horse Creek Trib. 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 September 2023.

How much traffic does IRR N4509 (5848C) over Horse Creek Trib. carry?

About 250 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is IRR N4509 (5848C) over Horse Creek Trib.?

The structure is 90 ft (27.5 m) long with a longest span of 85 ft (25.9 m) and a deck 28 ft wide.

Who owns IRR N4509 (5848C) over Horse Creek Trib.?

It is owned by the County Highway Agency.