US Bridges

Saddlebrook DR over Trib of Middle Big

Good

Jackson County, Missouri · S 32 T 47 N R 31 W · Structure no. 30791

Built
2003
22 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete Continuous
Length
56 ft
4 main spans
Daily traffic
8,683
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Saddlebrook DR over Trib of Middle Big is a concrete continuous culvert carrying Saddlebrook DR over Trib of Middle Big in Jackson County, Missouri. It was built in 2003, so it is 22 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 8,683 vehicles a day, roughly 5% of them trucks, projected to reach 11,288 by 2044. The structure is 56 ft (17.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSaddlebrook DR
CrossesTrib of Middle Big
LocationS 32 T 47 N R 31 W
RouteCity Street 0
Coordinates38.84173, -94.36839
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,683 (2024)
Projected traffic11,288 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Saddlebrook DR over Trib of Middle Big built?

It was built in 2003, making it 22 years old in 2025.

What condition is Saddlebrook DR over Trib of Middle Big 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 2023.

How much traffic does Saddlebrook DR over Trib of Middle Big carry?

About 8,683 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Saddlebrook DR over Trib of Middle Big?

The structure is 56 ft (17.1 m) long with a longest span of 13 ft (4 m).

Who owns Saddlebrook DR over Trib of Middle Big?

It is owned by the City or Municipal Highway Agency.