US Bridges

Or 70 E over KCS RR

Fair

Lafayette County, Missouri · S 36 T 49 N R 28 W · Structure no. 4733

Built
1924
101 years old, rebuilt 2013
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
200 ft
3 main spans
Daily traffic
5,242
2024 count
Owner
State
State Highway Agency

About this bridge

Or 70 E over KCS RR is a steel continuous stringer/multi-beam or girder carrying Or 70 E over KCS RR in Lafayette County, Missouri. It was built in 1924 and reconstructed in 2013, so it is 101 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 5,242 vehicles a day, roughly 6% of them trucks, projected to reach 7,601 by 2044. The structure is 200 ft (61 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesOr 70 E
CrossesKCS RR
LocationS 36 T 49 N R 28 W
RouteState Highway 70
CountyLafayette County
StateMissouri
Coordinates39.00759, -93.94735
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating24.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length200 ft (61 m)
Longest span75 ft (22.9 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,242 (2024)
Projected traffic7,601 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Or 70 E over KCS RR built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 2013.

What condition is Or 70 E over KCS RR 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 January 2025.

How much traffic does Or 70 E over KCS RR carry?

About 5,242 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Or 70 E over KCS RR?

The structure is 200 ft (61 m) long with a longest span of 75 ft (22.9 m) and a deck 30 ft wide.

Who owns Or 70 E over KCS RR?

It is owned by the State Highway Agency.