US Bridges

County RD 1250 over Br of Sinking CR

Good

Randolph County, Missouri · S 8 T 54 N R 14 W · Structure no. 30907

Built
2004
21 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 1250 over Br of Sinking CR is a steel stringer/multi-beam or girder carrying County RD 1250 over Br of Sinking CR in Randolph County, Missouri. It was built in 2004, so it is 21 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 30 vehicles a day, roughly 3% of them trucks, projected to reach 33 by 2043. The structure is 67 ft (20.4 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 1250
CrossesBr of Sinking CR
LocationS 8 T 54 N R 14 W
RouteCounty Highway 128
CountyRandolph County
StateMissouri
Coordinates39.49088, -92.4992
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 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.3 US tons
Inventory rating55.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span64 ft (19.5 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic33 by 2043
Trucks3%
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 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 1250 over Br of Sinking CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is County RD 1250 over Br of Sinking 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 1250 over Br of Sinking CR carry?

About 30 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is County RD 1250 over Br of Sinking CR?

The structure is 67 ft (20.4 m) long with a longest span of 64 ft (19.5 m) and a deck 25 ft wide.

Who owns County RD 1250 over Br of Sinking CR?

It is owned by the County Highway Agency.