US Bridges

County RD 1510 over Elk Fk of Salt Rvr

Good

Randolph County, Missouri · S 15 T 54 N R 13 W · Structure no. 17295

Built
1992
33 years old
Condition
Good
inspected January 2025
Type
Tee Beam
Prestressed Concrete
Length
106 ft
3 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 1510 over Elk Fk of Salt Rvr is a prestressed concrete tee beam carrying County RD 1510 over Elk Fk of Salt Rvr in Randolph County, Missouri. It was built in 1992, so it is 33 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 55 by 2043. The structure is 106 ft (32.3 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty RD 1510
CrossesElk Fk of Salt Rvr
LocationS 15 T 54 N R 13 W
RouteCounty Highway 148
Coordinates39.47486, -92.34753
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 protection7 GoodSome minor problems.
Last inspectionJanuary 2025
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span38 ft (11.6 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic55 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 1510 over Elk Fk of Salt Rvr built?

It was built in 1992, making it 33 years old in 2025.

What condition is County RD 1510 over Elk Fk of Salt 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 January 2025.

How much traffic does County RD 1510 over Elk Fk of Salt Rvr carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 1510 over Elk Fk of Salt Rvr?

The structure is 106 ft (32.3 m) long with a longest span of 38 ft (11.6 m) and a deck 27 ft wide.

Who owns County RD 1510 over Elk Fk of Salt Rvr?

It is owned by the County Highway Agency.