US Bridges

Ivan RD over Br of W Muddy CR

Good

Linn County, Missouri · S 3 T 59 N R 19 W · Structure no. 34448

Built
2012
13 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Ivan RD over Br of W Muddy CR is a steel stringer/multi-beam or girder carrying Ivan RD over Br of W Muddy CR in Linn County, Missouri. It was built in 2012, so it is 13 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 31 ft (9.4 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIvan RD
CrossesBr of W Muddy CR
LocationS 3 T 59 N R 19 W
RouteCounty Highway 116
Coordinates39.96834, -93.00886
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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating109.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span29 ft (8.9 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic39 by 2044
Trucks10%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ivan RD over Br of W Muddy CR built?

It was built in 2012, making it 13 years old in 2025.

What condition is Ivan RD over Br of W Muddy 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 November 2024.

How much traffic does Ivan RD over Br of W Muddy CR carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Ivan RD over Br of W Muddy CR?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.9 m) and a deck 21 ft wide.

Who owns Ivan RD over Br of W Muddy CR?

It is owned by the County Highway Agency.