US Bridges

US 136 E over Br of Lit Tarkio C

Fair

Atchison County, Missouri · S 18 T 65 N R 38 W · Structure no. 5548

Built
1931
94 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
700
2024 count
Owner
State
State Highway Agency

About this bridge

US 136 E over Br of Lit Tarkio C is a concrete continuous culvert carrying US 136 E over Br of Lit Tarkio C in Atchison County, Missouri. It was built in 1931, so it is 94 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 700 vehicles a day, roughly 32% of them trucks, projected to reach 1,470 by 2044. The structure is 22 ft (6.7 m) long and 35 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

Location

Open in Google Maps
CarriesUS 136 E
CrossesBr of Lit Tarkio C
LocationS 18 T 65 N R 38 W
RouteU.S. Route 136
CountyAtchison County
StateMissouri
Coordinates40.43671, -95.22779
Functional classRural Principal Arterial - Other

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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.7 m)
Longest span8 ft (2.4 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2024)
Projected traffic1,470 by 2044
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 136 E over Br of Lit Tarkio C built?

It was built in 1931, making it 94 years old in 2025.

What condition is US 136 E over Br of Lit Tarkio C 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 January 2024.

How much traffic does US 136 E over Br of Lit Tarkio C carry?

About 700 vehicles per day (2024 count), of which roughly 32% are trucks.

How long is US 136 E over Br of Lit Tarkio C?

The structure is 22 ft (6.7 m) long with a longest span of 8 ft (2.4 m) and a deck 35 ft wide.

Who owns US 136 E over Br of Lit Tarkio C?

It is owned by the State Highway Agency.