US Bridges

Rt Ww S over Is 70

Good

Lafayette County, Missouri · S 33 T 49 N R 28 W · Structure no. 59

Built
1963
62 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
237 ft
4 main spans
Daily traffic
479
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Ww S over Is 70 is a steel continuous stringer/multi-beam or girder carrying Rt Ww S over Is 70 in Lafayette County, Missouri. It was built in 1963, so it is 62 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 479 vehicles a day, roughly 10% of them trucks, projected to reach 695 by 2044. The structure is 237 ft (72.2 m) long and 27 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRt Ww S
CrossesIs 70
LocationS 33 T 49 N R 28 W
RouteState Highway 0WW
Coordinates39.00966, -94.00738
Functional classRural Minor Collector

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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.7 US tons
Inventory rating20.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length237 ft (72.2 m)
Longest span73 ft (22.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic479 (2024)
Projected traffic695 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

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 Rt Ww S over Is 70 built?

It was built in 1963, making it 62 years old in 2025.

What condition is Rt Ww S over Is 70 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 Rt Ww S over Is 70 carry?

About 479 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rt Ww S over Is 70?

The structure is 237 ft (72.2 m) long with a longest span of 73 ft (22.3 m) and a deck 27 ft wide.

Who owns Rt Ww S over Is 70?

It is owned by the State Highway Agency.