US Bridges

County RD 259 over Muddy CR

Good

Andrew County, Missouri · S 20 T 59 N R 33 W · Structure no. 36904

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
10
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 259 over Muddy CR is a steel stringer/multi-beam or girder carrying County RD 259 over Muddy CR in Andrew County, Missouri. It was built in 2021, so it is 4 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 8 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 10% of them trucks, projected to reach 12 by 2043. The structure is 40 ft (12.2 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCounty RD 259
CrossesMuddy CR
LocationS 20 T 59 N R 33 W
RouteCounty Highway 259
CountyAndrew County
StateMissouri
Coordinates39.90711, -94.63065
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.8 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic12 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 County RD 259 over Muddy CR built?

It was built in 2021, making it 4 years old in 2025.

What condition is County RD 259 over 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 December 2023.

How much traffic does County RD 259 over Muddy CR carry?

About 10 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 259 over Muddy CR?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.8 m) and a deck 25 ft wide.

Who owns County RD 259 over Muddy CR?

It is owned by the County Highway Agency.