US Bridges

Rt Aa E over City Lk

Good

Lafayette County, Missouri · S 4 T 49 N R 25 W · Structure no. 36913

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
1,540
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Aa E over City Lk is a concrete continuous culvert carrying Rt Aa E over City Lk in Lafayette County, Missouri. It was built in 2022, so it is 3 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 1,540 vehicles a day, roughly 11% of them trucks, projected to reach 2,233 by 2044. The structure is 26 ft (7.9 m) long and 29 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesRt Aa E
CrossesCity Lk
LocationS 4 T 49 N R 25 W
RouteState Highway 0AA
Coordinates39.07994, -93.67216
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width29 ft (8.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,540 (2024)
Projected traffic2,233 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt Aa E over City Lk built?

It was built in 2022, making it 3 years old in 2025.

What condition is Rt Aa E over City Lk 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 October 2024.

How much traffic does Rt Aa E over City Lk carry?

About 1,540 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt Aa E over City Lk?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 29 ft wide.

Who owns Rt Aa E over City Lk?

It is owned by the State Highway Agency.