US Bridges

E0630 over Spring Creek

PoorPosted for load

Logan County, Oklahoma · 3.5S 1.4E of Marshall · Structure no. 085360000000000

Built
1940
85 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E0630 over Spring Creek is a steel stringer/multi-beam or girder carrying E0630 over Spring Creek in Logan County, Oklahoma. It was built in 1940, 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 3 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 160 by 2042. The structure is 37 ft (11.3 m) long and 17 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE0630
CrossesSpring Creek
Location3.5S 1.4E of Marshall
RouteCounty Highway E0630
Coordinates36.10153, -97.60584
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating11 US tons
Inventory rating6.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span34 ft (10.4 m)
Deck width17 ft (5.2 m)
Roadway width17 ft (5.2 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 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$298,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0630 over Spring Creek built?

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

What condition is E0630 over Spring 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 2024.

How much traffic does E0630 over Spring Creek carry?

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

How long is E0630 over Spring Creek?

The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.4 m) and a deck 17 ft wide.

Who owns E0630 over Spring Creek?

It is owned by the County Highway Agency.