US Bridges

E1350 over West Winter Creek

Fair

Grady County, Oklahoma · 4.8E 1.N JCT US 62 SH 39 · Structure no. 214200000000000

Built
1987
38 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E1350 over West Winter Creek is a concrete culvert carrying E1350 over West Winter Creek in Grady County, Oklahoma. It was built in 1987, so it is 38 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 21 ft (6.4 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesE1350
CrossesWest Winter Creek
Location4.8E 1.N JCT US 62 SH 39
RouteCounty Highway E1350
CountyGrady County
StateOklahoma
Coordinates35.05876, -97.74005
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating24 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 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 closed3.1 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1350 over West Winter Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is E1350 over West Winter Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does E1350 over West Winter Creek carry?

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

How long is E1350 over West Winter Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns E1350 over West Winter Creek?

It is owned by the County Highway Agency.