US Bridges

Is 29 S over US 59

Good

Holt County, Missouri · S 36 T 61 N R 38 W · Structure no. 1155

Built
1968
57 years old, rebuilt 2014
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
155 ft
3 main spans
Daily traffic
8,832
2024 count
Owner
State
State Highway Agency

About this bridge

Is 29 S over US 59 is a steel continuous stringer/multi-beam or girder carrying Is 29 S over US 59 in Holt County, Missouri. It was built in 1968 and reconstructed in 2014, so it is 57 years old, older than the Missouri average of 45.1 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 8,832 vehicles a day, roughly 54% of them trucks, projected to reach 18,547 by 2044. The structure is 155 ft (47.2 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 29 S
CrossesUS 59
LocationS 36 T 61 N R 38 W
RouteInterstate 29
Coordinates40.04494, -95.13853
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating33.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length155 ft (47.2 m)
Longest span62 ft (18.9 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,832 (2024)
Projected traffic18,547 by 2044
Trucks54%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 29 S over US 59 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2014.

What condition is Is 29 S over US 59 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 November 2023.

How much traffic does Is 29 S over US 59 carry?

About 8,832 vehicles per day (2024 count), of which roughly 54% are trucks.

How long is Is 29 S over US 59?

The structure is 155 ft (47.2 m) long with a longest span of 62 ft (18.9 m) and a deck 41 ft wide.

Who owns Is 29 S over US 59?

It is owned by the State Highway Agency.