US Bridges

US 63 S over NS RR Coon CR

Good

Randolph County, Missouri · S 6 T 53 N R 13 W · Structure no. 11948

Built
2000
25 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
275 ft
4 main spans
Daily traffic
6,994
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 S over NS RR Coon CR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 63 S over NS RR Coon CR in Randolph County, Missouri. It was built in 2000, so it is 25 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 6,994 vehicles a day, roughly 17% of them trucks, projected to reach 12,240 by 2044. The structure is 275 ft (83.8 m) long and 49 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 63 S
CrossesNS RR Coon CR
LocationS 6 T 53 N R 13 W
RouteU.S. Route 63
Coordinates39.42033, -92.41206
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100.2 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length275 ft (83.8 m)
Longest span73 ft (22.4 m)
Deck width49 ft (14.8 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,994 (2024)
Projected traffic12,240 by 2044
Trucks17%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 63 S over NS RR Coon CR built?

It was built in 2000, making it 25 years old in 2025.

What condition is US 63 S over NS RR Coon 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 US 63 S over NS RR Coon CR carry?

About 6,994 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is US 63 S over NS RR Coon CR?

The structure is 275 ft (83.8 m) long with a longest span of 73 ft (22.4 m) and a deck 49 ft wide.

Who owns US 63 S over NS RR Coon CR?

It is owned by the State Highway Agency.