US Bridges

N Agnes ST over Shoal CR

Good

Clay County, Missouri · S 18 T 51 N R 32 W · Structure no. 31513

Built
2004
21 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
147 ft
3 main spans
Daily traffic
2,038
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

N Agnes ST over Shoal CR is a prestressed concrete continuous stringer/multi-beam or girder carrying N Agnes ST over Shoal CR in Clay 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 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 2,038 vehicles a day, roughly 2% of them trucks, projected to reach 3,261 by 2044. The structure is 147 ft (44.8 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN Agnes ST
CrossesShoal CR
LocationS 18 T 51 N R 32 W
RouteCity Street 0
Coordinates39.23608, -94.54311
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.2 US tons
Inventory rating60.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length147 ft (44.8 m)
Longest span48 ft (14.6 m)
Deck width43 ft (13.1 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,038 (2024)
Projected traffic3,261 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 N Agnes ST over Shoal CR built?

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

What condition is N Agnes ST over Shoal 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 April 2024.

How much traffic does N Agnes ST over Shoal CR carry?

About 2,038 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is N Agnes ST over Shoal CR?

The structure is 147 ft (44.8 m) long with a longest span of 48 ft (14.6 m) and a deck 43 ft wide.

Who owns N Agnes ST over Shoal CR?

It is owned by the City or Municipal Highway Agency.