US Bridges

E1660 over Creek

Good

Comanche County, Oklahoma · .6E of US 277 · Structure no. 312600000000000

Built
1980
45 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
9,690
2022 count
Owner
County
County Highway Agency

About this bridge

E1660 over Creek is a concrete culvert carrying E1660 over Creek in Comanche County, Oklahoma. It was built in 1980, so it is 45 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 9,690 vehicles a day, roughly 5% of them trucks, projected to reach 15,504 by 2042. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesE1660
CrossesCreek
Location.6E of US 277
RouteCity Street E1660
Coordinates34.60861, -98.36667
Functional classUrban Minor Arterial

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.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,690 (2022)
Projected traffic15,504 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 E1660 over Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is E1660 over 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 E1660 over Creek carry?

About 9,690 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is E1660 over Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns E1660 over Creek?

It is owned by the County Highway Agency.