US Bridges

County RD 70 over Deer CR

Good

Jasper County, Missouri · S 2 T 29 N R 30 W · Structure no. 30762

Built
2005
20 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
143 ft
3 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 70 over Deer CR is a concrete continuous slab carrying County RD 70 over Deer CR in Jasper County, Missouri. It was built in 2005, so it is 20 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 45 by 2044. The structure is 143 ft (43.6 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCounty RD 70
CrossesDeer CR
LocationS 2 T 29 N R 30 W
RouteCounty Highway 145
Coordinates37.27562, -94.17938
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length143 ft (43.6 m)
Longest span56 ft (17.1 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic45 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 County RD 70 over Deer CR built?

It was built in 2005, making it 20 years old in 2025.

What condition is County RD 70 over Deer 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 County RD 70 over Deer CR carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 70 over Deer CR?

The structure is 143 ft (43.6 m) long with a longest span of 56 ft (17.1 m) and a deck 25 ft wide.

Who owns County RD 70 over Deer CR?

It is owned by the County Highway Agency.