US Bridges

Is 49 S over Mo 175

Good

Newton County, Missouri · S 16 T 26 N R 32 W · Structure no. 4155

Built
1995
30 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
211 ft
4 main spans
Daily traffic
11,965
2024 count
Owner
State
State Highway Agency

About this bridge

Is 49 S over Mo 175 is a prestressed concrete continuous stringer/multi-beam or girder carrying Is 49 S over Mo 175 in Newton County, Missouri. It was built in 1995, so it is 30 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 11,965 vehicles a day, roughly 28% of them trucks, projected to reach 22,135 by 2044. The structure is 211 ft (64.3 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 49 S
CrossesMo 175
LocationS 16 T 26 N R 32 W
RouteInterstate 49
Coordinates36.96772, -94.42994
Functional classRural Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating60.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length211 ft (64.3 m)
Longest span52 ft (15.7 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,965 (2024)
Projected traffic22,135 by 2044
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 49 S over Mo 175 built?

It was built in 1995, making it 30 years old in 2025.

What condition is Is 49 S over Mo 175 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 September 2023.

How much traffic does Is 49 S over Mo 175 carry?

About 11,965 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is Is 49 S over Mo 175?

The structure is 211 ft (64.3 m) long with a longest span of 52 ft (15.7 m) and a deck 41 ft wide.

Who owns Is 49 S over Mo 175?

It is owned by the State Highway Agency.