US Bridges

IRR E1660 over Deep Red Creek

Good

Kiowa County, Oklahoma · 3E 3S of Snyder · Structure no. 280820000000000

Built
2005
20 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
50 ft
3 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

IRR E1660 over Deep Red Creek is a steel continuous stringer/multi-beam or girder carrying IRR E1660 over Deep Red Creek in Kiowa County, Oklahoma. It was built in 2005, so it is 20 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 50 ft (15.2 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIRR E1660
CrossesDeep Red Creek
Location3E 3S of Snyder
RouteCounty Highway E1660
Coordinates34.60899, -98.89672
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span29 ft (8.8 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$732,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR E1660 over Deep Red Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is IRR E1660 over Deep Red 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 November 2023.

How much traffic does IRR E1660 over Deep Red Creek carry?

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

How long is IRR E1660 over Deep Red Creek?

The structure is 50 ft (15.2 m) long with a longest span of 29 ft (8.8 m) and a deck 26 ft wide.

Who owns IRR E1660 over Deep Red Creek?

It is owned by the County Highway Agency.