US Bridges

E0350 Cottonwood R over Creek

PoorPosted for load

Pawnee County, Oklahoma · .1W .1N of Ralston · Structure no. 086260000000000

Built
1940
85 years old, rebuilt 1960
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E0350 Cottonwood R over Creek is a steel stringer/multi-beam or girder carrying E0350 Cottonwood R over Creek in Pawnee County, Oklahoma. It was built in 1940 and reconstructed in 1960, so it is 85 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 640 by 2042. The structure is 34 ft (10.3 m) long and 23 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesE0350 Cottonwood R
CrossesCreek
Location.1W .1N of Ralston
RouteCity Street E0350
Coordinates36.50721, -96.73424
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating22.7 US tons
Inventory rating13.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.3 m)
Longest span30 ft (9.1 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic640 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$281,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0350 Cottonwood R over Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1960.

What condition is E0350 Cottonwood R over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does E0350 Cottonwood R over Creek carry?

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

How long is E0350 Cottonwood R over Creek?

The structure is 34 ft (10.3 m) long with a longest span of 30 ft (9.1 m) and a deck 23 ft wide.

Who owns E0350 Cottonwood R over Creek?

It is owned by the County Highway Agency.