US Bridges

US 63 N over Crd 4490 BNSF RR

Good

Howell County, Missouri · S 3 T 25 N R 9 W · Structure no. 4324

Built
1997
28 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
251 ft
4 main spans
Daily traffic
6,392
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 N over Crd 4490 BNSF RR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 63 N over Crd 4490 BNSF RR in Howell County, Missouri. It was built in 1997, so it is 28 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 6,392 vehicles a day, roughly 20% of them trucks, projected to reach 12,145 by 2044. The structure is 251 ft (76.5 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 63 N
CrossesCrd 4490 BNSF RR
LocationS 3 T 25 N R 9 W
RouteU.S. Route 63
Coordinates36.87327, -91.91424
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating56.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length251 ft (76.5 m)
Longest span68 ft (20.7 m)
Deck width40 ft (12.1 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,392 (2024)
Projected traffic12,145 by 2044
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 US 63 N over Crd 4490 BNSF RR built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 63 N over Crd 4490 BNSF 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 December 2024.

How much traffic does US 63 N over Crd 4490 BNSF RR carry?

About 6,392 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is US 63 N over Crd 4490 BNSF RR?

The structure is 251 ft (76.5 m) long with a longest span of 68 ft (20.7 m) and a deck 40 ft wide.

Who owns US 63 N over Crd 4490 BNSF RR?

It is owned by the State Highway Agency.