US Bridges

Is 44 W over Hamilton Br

Fair

Franklin County, Missouri · S 8 T 41 N R 1 W · Structure no. 4910

Built
1925
100 years old, rebuilt 2006
Condition
Fair
inspected December 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
21,166
2024 count
Owner
State
State Highway Agency

About this bridge

Is 44 W over Hamilton Br is a concrete continuous culvert carrying Is 44 W over Hamilton Br in Franklin County, Missouri. It was built in 1925 and reconstructed in 2006, so it is 100 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 21,166 vehicles a day, roughly 35% of them trucks, projected to reach 44,449 by 2044. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesIs 44 W
CrossesHamilton Br
LocationS 8 T 41 N R 1 W
RouteInterstate 44
CountyFranklin County
StateMissouri
Coordinates38.31496, -91.05374
Functional classRural 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length26 ft (7.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,166 (2024)
Projected traffic44,449 by 2044
Trucks35%
Lanes on structure2
Traffic directionOne-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 44 W over Hamilton Br built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2006.

What condition is Is 44 W over Hamilton Br 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 December 2023.

How much traffic does Is 44 W over Hamilton Br carry?

About 21,166 vehicles per day (2024 count), of which roughly 35% are trucks.

How long is Is 44 W over Hamilton Br?

The structure is 26 ft (7.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Is 44 W over Hamilton Br?

It is owned by the State Highway Agency.