US Bridges

E0030 over Wolf Creek

PoorPosted for load

Grant County, Oklahoma · .3W 3.2N 3.9W of Renfrow · Structure no. 091340000000000

Built
1940
85 years old, rebuilt 1993
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
52 ft
2 main spans
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

E0030 over Wolf Creek is a wood or timber stringer/multi-beam or girder carrying E0030 over Wolf Creek in Grant County, Oklahoma. It was built in 1940 and reconstructed in 1993, 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 48 by 2042. The structure is 52 ft (15.7 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE0030
CrossesWolf Creek
Location.3W 3.2N 3.9W of Renfrow
RouteCounty Highway E0030
Coordinates36.9706, -97.7323
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating11 US tons
Inventory rating6 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length52 ft (15.7 m)
Longest span26 ft (7.9 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic48 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$357,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0030 over Wolf Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1993.

What condition is E0030 over Wolf 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 March 2023.

How much traffic does E0030 over Wolf Creek carry?

About 30 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E0030 over Wolf Creek?

The structure is 52 ft (15.7 m) long with a longest span of 26 ft (7.9 m) and a deck 18 ft wide.

Who owns E0030 over Wolf Creek?

It is owned by the County Highway Agency.