IRR E1850 over West Cache Creek Trib.

Good

Cotton County, Oklahoma · 2S 1.9W of JCT SH5-US281 · Structure no. 306880000000000

Built: 2016; 9 years old
Condition: Good; inspected June 2023
Type: Culvert; Concrete
Length: 38 ft; 3 main spans
Daily traffic: 100; 2022 count
Owner: County; County Highway Agency

About this bridge

IRR E1850 over West Cache Creek Trib. is a concrete culvert carrying IRR E1850 over West Cache Creek Trib. in Cotton County, Oklahoma. It was built in 2016, so it is 9 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 38 ft (11.6 m) long and 37 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

No coordinates are recorded for this structure.

CarriesIRR E1850

CrossesWest Cache Creek Trib.

Location2S 1.9W of JCT SH5-US281

RouteCounty Highway E1850

CountyCotton County

StateOklahoma

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.

Component	Rating	Meaning
Channel and channel protection	7 Good	Some minor problems.
Culvert	8 Very Good	No problems noted.

Last inspectionJune 2023

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 rating110.1 US tons

Inventory rating102.2 US tons

Structure

Structure typeCulvert

MaterialConcrete

DeckNot applicable

Main spans3

Design loadHL 93

Structure length38 ft (11.6 m)

Longest span12 ft (3.7 m)

Deck width37 ft (11.3 m)

Roadway width35 ft (10.7 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 closed6.8 mi (11 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 IRR E1850 over West Cache Creek Trib. built?

It was built in 2016, making it 9 years old in 2025.

What condition is IRR E1850 over West Cache 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 June 2023.

How much traffic does IRR E1850 over West Cache Creek Trib. carry?

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

How long is IRR E1850 over West Cache Creek Trib.?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m) and a deck 37 ft wide.

Who owns IRR E1850 over West Cache Creek Trib.?

It is owned by the County Highway Agency.