US Bridges

River RD over Glascock Br

Good

Boone County, Missouri · S 35 T 46 N R 13 W · Structure no. 32774

Built
2008
17 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
101
2023 count
Owner
County
County Highway Agency

About this bridge

River RD over Glascock Br is a prestressed concrete stringer/multi-beam or girder carrying River RD over Glascock Br in Boone County, Missouri. It was built in 2008, so it is 17 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 101 vehicles a day, roughly 10% of them trucks, projected to reach 192 by 2043. The structure is 73 ft (22.1 m) long and 25 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesRiver RD
CrossesGlascock Br
LocationS 35 T 46 N R 13 W
RouteCounty Highway 0
Coordinates38.73356, -92.35908
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.
Substructure9 ExcellentNo 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 evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.4 US tons
Inventory rating45.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length73 ft (22.1 m)
Longest span68 ft (20.6 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101 (2023)
Projected traffic192 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 River RD over Glascock Br built?

It was built in 2008, making it 17 years old in 2025.

What condition is River RD over Glascock Br 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 River RD over Glascock Br carry?

About 101 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is River RD over Glascock Br?

The structure is 73 ft (22.1 m) long with a longest span of 68 ft (20.6 m) and a deck 25 ft wide.

Who owns River RD over Glascock Br?

It is owned by the County Highway Agency.