US Bridges

SP 100 E over Is 44

Fair

Franklin County, Missouri · S 13 T 43 N R 1 E · Structure no. 4115

Built
1993
32 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
216 ft
2 main spans
Daily traffic
9,180
2024 count
Owner
State
State Highway Agency

About this bridge

SP 100 E over Is 44 is a steel continuous stringer/multi-beam or girder carrying SP 100 E over Is 44 in Franklin County, Missouri. It was built in 1993, so it is 32 years old, younger 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 5 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 9,180 vehicles a day, roughly 5% of them trucks, projected to reach 17,442 by 2044. The structure is 216 ft (65.8 m) long and 46 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSP 100 E
CrossesIs 44
LocationS 13 T 43 N R 1 E
RouteState Highway 100
CountyFranklin County
StateMissouri
Coordinates38.47442, -90.85029
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating56.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length216 ft (65.8 m)
Longest span91 ft (27.7 m)
Deck width46 ft (13.9 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,180 (2024)
Projected traffic17,442 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed13 mi (21 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SP 100 E over Is 44 built?

It was built in 1993, making it 32 years old in 2025.

What condition is SP 100 E over Is 44 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 October 2023.

How much traffic does SP 100 E over Is 44 carry?

About 9,180 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SP 100 E over Is 44?

The structure is 216 ft (65.8 m) long with a longest span of 91 ft (27.7 m) and a deck 46 ft wide.

Who owns SP 100 E over Is 44?

It is owned by the State Highway Agency.