US Bridges

Is 35 S over Is 70 US 169 Cst W 6

Good

Jackson County, Missouri · S 31 T 49 N R 34 W · Structure no. 36804

Built
2021
4 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
358 ft
3 main spans
Daily traffic
25,648
2024 count
Owner
State
State Highway Agency

About this bridge

Is 35 S over Is 70 US 169 Cst W 6 is a prestressed concrete continuous tee beam carrying Is 35 S over Is 70 US 169 Cst W 6 in Jackson County, Missouri. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25,648 vehicles a day, roughly 10% of them trucks, projected to reach 34,625 by 2044. The structure is 358 ft (109.1 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIs 35 S
CrossesIs 70 US 169 Cst W 6
LocationS 31 T 49 N R 34 W
RouteInterstate 35
Coordinates39.1068, -94.59132
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating39.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length358 ft (109.1 m)
Longest span139 ft (42.4 m)
Deck width40 ft (12.2 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deck17 ft (5.3 m)

Traffic and service

Average daily traffic25,648 (2024)
Projected traffic34,625 by 2044
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 35 S over Is 70 US 169 Cst W 6 built?

It was built in 2021, making it 4 years old in 2025.

What condition is Is 35 S over Is 70 US 169 Cst W 6 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 September 2024.

How much traffic does Is 35 S over Is 70 US 169 Cst W 6 carry?

About 25,648 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Is 35 S over Is 70 US 169 Cst W 6?

The structure is 358 ft (109.1 m) long with a longest span of 139 ft (42.4 m) and a deck 40 ft wide.

Who owns Is 35 S over Is 70 US 169 Cst W 6?

It is owned by the State Highway Agency.