US Bridges

Rp IS70E to LP70E over Rp Fairgrounds RD to IS7

Good

St. Charles County, Missouri · S 328 T 46 N R 5 E · Structure no. 35183

Built
2016
9 years old
Condition
Good
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
5,378
2024 count
Owner
State
State Highway Agency

About this bridge

Rp IS70E to LP70E over Rp Fairgrounds RD to IS7 is a prestressed concrete tee beam carrying Rp IS70E to LP70E over Rp Fairgrounds RD to IS7 in St. Charles County, Missouri. It was built in 2016, so it is 9 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 5,378 vehicles a day, roughly 3% of them trucks, projected to reach 9,143 by 2044. The structure is 95 ft (29 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRp IS70E to LP70E
CrossesRp Fairgrounds RD to IS7
LocationS 328 T 46 N R 5 E
RouteState Highway 0
Coordinates38.76957, -90.49857
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating52.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length95 ft (29 m)
Longest span81 ft (24.7 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic5,378 (2024)
Projected traffic9,143 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Rp IS70E to LP70E over Rp Fairgrounds RD to IS7 built?

It was built in 2016, making it 9 years old in 2025.

What condition is Rp IS70E to LP70E over Rp Fairgrounds RD to IS7 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 October 2023.

How much traffic does Rp IS70E to LP70E over Rp Fairgrounds RD to IS7 carry?

About 5,378 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Rp IS70E to LP70E over Rp Fairgrounds RD to IS7?

The structure is 95 ft (29 m) long with a longest span of 81 ft (24.7 m) and a deck 29 ft wide.

Who owns Rp IS70E to LP70E over Rp Fairgrounds RD to IS7?

It is owned by the State Highway Agency.