US Bridges

Is 70 W over Crd Underpass RD

Good

Lafayette County, Missouri · S 36 T 49 N R 27 W · Structure no. 35781

Built
2018
7 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
16,680
2024 count
Owner
State
State Highway Agency

About this bridge

Is 70 W over Crd Underpass RD is a prestressed concrete box beam or girders - multiple carrying Is 70 W over Crd Underpass RD in Lafayette County, Missouri. It was built in 2018, so it is 7 years old, younger 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 16,680 vehicles a day, roughly 35% of them trucks, projected to reach 30,858 by 2044. The structure is 41 ft (12.6 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 70 W
CrossesCrd Underpass RD
LocationS 36 T 49 N R 27 W
RouteInterstate 70
Coordinates39.00374, -93.8353
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating64.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.6 m)
Longest span38 ft (11.6 m)
Deck width61 ft (18.5 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,680 (2024)
Projected traffic30,858 by 2044
Trucks35%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 70 W over Crd Underpass RD built?

It was built in 2018, making it 7 years old in 2025.

What condition is Is 70 W over Crd Underpass RD 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 January 2025.

How much traffic does Is 70 W over Crd Underpass RD carry?

About 16,680 vehicles per day (2024 count), of which roughly 35% are trucks.

How long is Is 70 W over Crd Underpass RD?

The structure is 41 ft (12.6 m) long with a longest span of 38 ft (11.6 m) and a deck 61 ft wide.

Who owns Is 70 W over Crd Underpass RD?

It is owned by the State Highway Agency.