US Bridges

Bu 13 S over UP RR

Fair

Johnson County, Missouri · S 14 T 46 N R 26 W · Structure no. 35620

Built
1963
62 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
14,241
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bu 13 S over UP RR is a concrete continuous slab carrying Bu 13 S over UP RR in Johnson County, Missouri. It was built in 1963, so it is 62 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 14,241 vehicles a day, roughly 2% of them trucks, projected to reach 21,362 by 2043. The structure is 103 ft (31.4 m) long and 52 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

Open in Google Maps
CarriesBu 13 S
CrossesUP RR
LocationS 14 T 46 N R 26 W
RouteCity Street 13
CountyJohnson County
StateMissouri
Coordinates38.76278, -93.73583
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span40 ft (12.2 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,241 (2023)
Projected traffic21,362 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bu 13 S over UP RR built?

It was built in 1963, making it 62 years old in 2025.

What condition is Bu 13 S over UP RR 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 December 2024.

How much traffic does Bu 13 S over UP RR carry?

About 14,241 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Bu 13 S over UP RR?

The structure is 103 ft (31.4 m) long with a longest span of 40 ft (12.2 m) and a deck 52 ft wide.

Who owns Bu 13 S over UP RR?

It is owned by the City or Municipal Highway Agency.