US Bridges

Southgate (E0450) over Boggy Creek Trib.

Good

Garfield County, Oklahoma · .2W of Van Buren (U.S.81) · Structure no. 289520000000000

Built
2007
18 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
1,000
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Southgate (E0450) over Boggy Creek Trib. is a concrete culvert carrying Southgate (E0450) over Boggy Creek Trib. in Garfield County, Oklahoma. It was built in 2007, so it is 18 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 1,000 vehicles a day, roughly 5% of them trucks, projected to reach 1,600 by 2042. The structure is 32 ft (9.8 m) long and 63 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSouthgate (E0450)
CrossesBoggy Creek Trib.
Location.2W of Van Buren (U.S.81)
RouteCity Street 450
CountyGarfield County
StateOklahoma
Coordinates36.36176, -97.89351
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width63 ft (19.2 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic1,600 by 2042
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$300,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Southgate (E0450) over Boggy Creek Trib. built?

It was built in 2007, making it 18 years old in 2025.

What condition is Southgate (E0450) over Boggy Creek Trib. 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 August 2023.

How much traffic does Southgate (E0450) over Boggy Creek Trib. carry?

About 1,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Southgate (E0450) over Boggy Creek Trib.?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 63 ft wide.

Who owns Southgate (E0450) over Boggy Creek Trib.?

It is owned by the City or Municipal Highway Agency.