US Bridges

315 TH ST over E Br of Grand Rvr

Good

Cass County, Missouri · S 6 T 43 N R 31 W · Structure no. 30511

Built
2003
22 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
146 ft
3 main spans
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

315 TH ST over E Br of Grand Rvr is a prestressed concrete continuous tee beam carrying 315 TH ST over E Br of Grand Rvr in Cass 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 10 vehicles a day, roughly 5% of them trucks, projected to reach 16 by 2044. The structure is 146 ft (44.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries315 TH ST
CrossesE Br of Grand Rvr
LocationS 6 T 43 N R 31 W
RouteCounty Highway 543
Coordinates38.54612, -94.39282
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length146 ft (44.5 m)
Longest span52 ft (15.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic16 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 315 TH ST over E Br of Grand Rvr built?

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

What condition is 315 TH ST over E Br of Grand Rvr 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 April 2023.

How much traffic does 315 TH ST over E Br of Grand Rvr carry?

About 10 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is 315 TH ST over E Br of Grand Rvr?

The structure is 146 ft (44.5 m) long with a longest span of 52 ft (15.8 m) and a deck 26 ft wide.

Who owns 315 TH ST over E Br of Grand Rvr?

It is owned by the County Highway Agency.