US Bridges

Hamblen RD over Br of Big CR

Good

Jackson County, Missouri · S 28 T 47 N R 31 W · Structure no. 34927

Built
2014
11 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
1,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hamblen RD over Br of Big CR is a concrete continuous slab carrying Hamblen RD over Br of Big CR in Jackson County, Missouri. It was built in 2014, so it is 11 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 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 1,300 by 2044. The structure is 29 ft (8.8 m) long and 40 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHamblen RD
CrossesBr of Big CR
LocationS 28 T 47 N R 31 W
RouteCity Street 0
Coordinates38.86226, -94.35131
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2024)
Projected traffic1,300 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Hamblen RD over Br of Big CR built?

It was built in 2014, making it 11 years old in 2025.

What condition is Hamblen RD over Br of Big 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 February 2023.

How much traffic does Hamblen RD over Br of Big CR carry?

About 1,000 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Hamblen RD over Br of Big CR?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m) and a deck 40 ft wide.

Who owns Hamblen RD over Br of Big CR?

It is owned by the City or Municipal Highway Agency.