US Bridges

Or 64 E over Peruque CR

PoorPosted for load

St. Charles County, Missouri · S 33 T 47 N R 2 E · Structure no. 5616

Built
1935
90 years old, rebuilt 1977
Condition
Poor
inspected May 2024
Type
Truss - Thru
Steel
Length
230 ft
1 main span
Daily traffic
2,603
2024 count
Owner
State
State Highway Agency

About this bridge

Or 64 E over Peruque CR is a steel truss - thru carrying Or 64 E over Peruque CR in St. Charles County, Missouri. It was built in 1935 and reconstructed in 1977, so it is 90 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,603 vehicles a day, roughly 4% of them trucks, projected to reach 5,076 by 2044. The structure is 230 ft (70.2 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesOr 64 E
CrossesPeruque CR
LocationS 33 T 47 N R 2 E
RouteState Highway 64
Coordinates38.78689, -90.80361
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadH 20
Structure length230 ft (70.2 m)
Longest span102 ft (31.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,603 (2024)
Projected traffic5,076 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Or 64 E over Peruque CR built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1977.

What condition is Or 64 E over Peruque CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Or 64 E over Peruque CR carry?

About 2,603 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Or 64 E over Peruque CR?

The structure is 230 ft (70.2 m) long with a longest span of 102 ft (31.1 m) and a deck 33 ft wide.

Who owns Or 64 E over Peruque CR?

It is owned by the State Highway Agency.