US Bridges

E1660 over Stinking Creek

Good

Jackson County, Oklahoma · 5.7E & 2.0S of Altus · Structure no. 268830000000000

Built
2003
22 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E1660 over Stinking Creek is a prestressed concrete tee beam carrying E1660 over Stinking Creek in Jackson County, Oklahoma. It was built in 2003, so it is 22 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 150 ft (45.7 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE1660
CrossesStinking Creek
Location5.7E & 2.0S of Altus
RouteCounty Highway E1660
Coordinates34.60873, -99.23357
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating30 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span48 ft (14.6 m)
Deck width35 ft (10.7 m)
Roadway width33 ft (10.2 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 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was E1660 over Stinking Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is E1660 over Stinking 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 June 2024.

How much traffic does E1660 over Stinking Creek carry?

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

How long is E1660 over Stinking Creek?

The structure is 150 ft (45.7 m) long with a longest span of 48 ft (14.6 m) and a deck 35 ft wide.

Who owns E1660 over Stinking Creek?

It is owned by the County Highway Agency.