US Bridges

Is 49 N over Crd Old HWY 71 KCS RR

Good

Newton County, Missouri · S 16 T 26 N R 32 W · Structure no. 4150

Built
1993
32 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
256 ft
4 main spans
Daily traffic
11,038
2024 count
Owner
State
State Highway Agency

About this bridge

Is 49 N over Crd Old HWY 71 KCS RR is a prestressed concrete continuous stringer/multi-beam or girder carrying Is 49 N over Crd Old HWY 71 KCS RR in Newton 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 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 11,038 vehicles a day, roughly 31% of them trucks, projected to reach 20,420 by 2044. The structure is 256 ft (78 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 49 N
CrossesCrd Old HWY 71 KCS RR
LocationS 16 T 26 N R 32 W
RouteInterstate 49
Coordinates36.97878, -94.43136
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.
Substructure8 Very GoodNo problems noted.
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 rating83.3 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length256 ft (78 m)
Longest span70 ft (21.3 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,038 (2024)
Projected traffic20,420 by 2044
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 N over Crd Old HWY 71 KCS RR built?

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

What condition is Is 49 N over Crd Old HWY 71 KCS RR 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 N over Crd Old HWY 71 KCS RR carry?

About 11,038 vehicles per day (2024 count), of which roughly 31% are trucks.

How long is Is 49 N over Crd Old HWY 71 KCS RR?

The structure is 256 ft (78 m) long with a longest span of 70 ft (21.3 m) and a deck 41 ft wide.

Who owns Is 49 N over Crd Old HWY 71 KCS RR?

It is owned by the State Highway Agency.