US Bridges

Is 29 N over Davis CR

Fair

Holt County, Missouri · S 6 T 61 N R 38 W · Structure no. 1464

Built
1972
53 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
157 ft
3 main spans
Daily traffic
9,069
2024 count
Owner
State
State Highway Agency

About this bridge

Is 29 N over Davis CR is a steel continuous stringer/multi-beam or girder carrying Is 29 N over Davis CR in Holt County, Missouri. It was built in 1972, so it is 53 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 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 9,069 vehicles a day, roughly 36% of them trucks, projected to reach 19,045 by 2044. The structure is 157 ft (47.9 m) long and 49 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesIs 29 N
CrossesDavis CR
LocationS 6 T 61 N R 38 W
RouteInterstate 29
CountyHolt County
StateMissouri
Coordinates40.12891, -95.23607
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length157 ft (47.9 m)
Longest span81 ft (24.7 m)
Deck width49 ft (14.9 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,069 (2024)
Projected traffic19,045 by 2044
Trucks36%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Is 29 N over Davis CR built?

It was built in 1972, making it 53 years old in 2025.

What condition is Is 29 N over Davis CR 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 November 2023.

How much traffic does Is 29 N over Davis CR carry?

About 9,069 vehicles per day (2024 count), of which roughly 36% are trucks.

How long is Is 29 N over Davis CR?

The structure is 157 ft (47.9 m) long with a longest span of 81 ft (24.7 m) and a deck 49 ft wide.

Who owns Is 29 N over Davis CR?

It is owned by the State Highway Agency.