US Bridges

Rp IS29N to Rtdw W over Is 29 Rt D or 29

Fair

Platte County, Missouri · S 14 T 52 N R 34 W · Structure no. 1966

Built
1968
57 years old, rebuilt 2013
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
835 ft
8 main spans
Daily traffic
11,132
2024 count
Owner
State
State Highway Agency

About this bridge

Rp IS29N to Rtdw W over Is 29 Rt D or 29 is a concrete continuous box beam or girders - single or spread carrying Rp IS29N to Rtdw W over Is 29 Rt D or 29 in Platte County, Missouri. It was built in 1968 and reconstructed in 2013, 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 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 11,132 vehicles a day, roughly 9% of them trucks, projected to reach 22,821 by 2044. The structure is 835 ft (254.5 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRp IS29N to Rtdw W
CrossesIs 29 Rt D or 29
LocationS 14 T 52 N R 34 W
RouteState Highway 0
Coordinates39.31153, -94.68866
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadH 20
Structure length835 ft (254.5 m)
Longest span118 ft (36.1 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,132 (2024)
Projected traffic22,821 by 2044
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rp IS29N to Rtdw W over Is 29 Rt D or 29 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2013.

What condition is Rp IS29N to Rtdw W over Is 29 Rt D or 29 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 2024.

How much traffic does Rp IS29N to Rtdw W over Is 29 Rt D or 29 carry?

About 11,132 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Rp IS29N to Rtdw W over Is 29 Rt D or 29?

The structure is 835 ft (254.5 m) long with a longest span of 118 ft (36.1 m) and a deck 35 ft wide.

Who owns Rp IS29N to Rtdw W over Is 29 Rt D or 29?

It is owned by the State Highway Agency.