US Bridges

Is 64 E over Hampton CR

Fair

St. Louis County, Missouri · S 22 T 45 N R 6 E · Structure no. 22

Built
1957
68 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
29 ft
3 main spans
Daily traffic
166,599
2024 count
Owner
State
State Highway Agency

About this bridge

Is 64 E over Hampton CR is a concrete continuous culvert carrying Is 64 E over Hampton CR in St. Louis County, Missouri. It was built in 1957, so it is 68 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 166,599 vehicles a day, roughly 12% of them trucks, projected to reach 208,249 by 2044. The structure is 29 ft (8.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesIs 64 E
CrossesHampton CR
LocationS 22 T 45 N R 6 E
RouteInterstate 64
CountySt. Louis County
StateMissouri
Coordinates38.62962, -90.33206
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length29 ft (8.9 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic166,599 (2024)
Projected traffic208,249 by 2044
Trucks12%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Is 64 E over Hampton CR built?

It was built in 1957, making it 68 years old in 2025.

What condition is Is 64 E over Hampton CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Is 64 E over Hampton CR carry?

About 166,599 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 64 E over Hampton CR?

The structure is 29 ft (8.9 m) long with a longest span of 9 ft (2.7 m).

Who owns Is 64 E over Hampton CR?

It is owned by the State Highway Agency.