US Bridges

Burr Oak RD over Perche CR

Good

Boone County, Missouri · S 1 T 47 N R 14 W · Structure no. 32335

Built
2008
17 years old
Condition
Good
inspected December 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
263 ft
3 main spans
Daily traffic
570
2023 count
Owner
County
County Highway Agency

About this bridge

Burr Oak RD over Perche CR is a prestressed concrete continuous tee beam carrying Burr Oak RD over Perche CR in Boone County, Missouri. It was built in 2008, so it is 17 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 570 vehicles a day, roughly 10% of them trucks, projected to reach 1,083 by 2043. The structure is 263 ft (80.2 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesBurr Oak RD
CrossesPerche CR
LocationS 1 T 47 N R 14 W
RouteCounty Highway 487
Coordinates38.88618, -92.45112
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length263 ft (80.2 m)
Longest span120 ft (36.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic570 (2023)
Projected traffic1,083 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Burr Oak RD over Perche CR built?

It was built in 2008, making it 17 years old in 2025.

What condition is Burr Oak RD over Perche CR 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 December 2024.

How much traffic does Burr Oak RD over Perche CR carry?

About 570 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Burr Oak RD over Perche CR?

The structure is 263 ft (80.2 m) long with a longest span of 120 ft (36.6 m) and a deck 26 ft wide.

Who owns Burr Oak RD over Perche CR?

It is owned by the County Highway Agency.