US Bridges

County RD 1745 over Br of Mud CR

Good

Randolph County, Missouri · S 20 T 55 N R 13 W · Structure no. 16257

Built
1991
34 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 1745 over Br of Mud CR is a concrete culvert carrying County RD 1745 over Br of Mud CR in Randolph County, Missouri. It was built in 1991, so it is 34 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2043. The structure is 24 ft (7.3 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty RD 1745
CrossesBr of Mud CR
LocationS 20 T 55 N R 13 W
RouteCounty Highway 115
Coordinates39.54362, -92.39303
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic28 by 2043
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 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 1745 over Br of Mud CR built?

It was built in 1991, making it 34 years old in 2025.

What condition is County RD 1745 over Br of Mud 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 1745 over Br of Mud CR carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 1745 over Br of Mud CR?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 37 ft wide.

Who owns County RD 1745 over Br of Mud CR?

It is owned by the County Highway Agency.