US Bridges

S.H. 101 over Mission Branch Creek

Fair

Sequoyah County, Oklahoma · 18.55 E JCT US-59 · Structure no. 186820000000000

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
47 ft
3 main spans
Daily traffic
380
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 101 over Mission Branch Creek is a concrete culvert carrying S.H. 101 over Mission Branch Creek in Sequoyah County, Oklahoma. It was built in 1974, so it is 51 years old, older 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 380 vehicles a day, roughly 15% of them trucks, projected to reach 608 by 2042. The structure is 47 ft (14.3 m) long. If it were closed, the detour would be 34.8 mi (56 km).

Location

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CarriesS.H. 101
CrossesMission Branch Creek
Location18.55 E JCT US-59
RouteState Highway 101
CountySequoyah County
StateOklahoma
Coordinates35.56589, -94.53372
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating66.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2022)
Projected traffic608 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 101 over Mission Branch Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is S.H. 101 over Mission Branch 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 2023.

How much traffic does S.H. 101 over Mission Branch Creek carry?

About 380 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 101 over Mission Branch Creek?

The structure is 47 ft (14.3 m) long with a longest span of 17 ft (5.2 m).

Who owns S.H. 101 over Mission Branch Creek?

It is owned by the State Highway Agency.