US Bridges

US 63 S over BNSF RR

Fair

Macon County, Missouri · S 21 T 57 N R 14 W · Structure no. 3495

Built
1985
40 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
179 ft
5 main spans
Daily traffic
11,335
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 S over BNSF RR is a prestressed concrete continuous tee beam carrying US 63 S over BNSF RR in Macon County, Missouri. It was built in 1985, so it is 40 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 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 11,335 vehicles a day, roughly 11% of them trucks, projected to reach 14,736 by 2044. The structure is 179 ft (54.6 m) long and 41 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

Open in Google Maps
CarriesUS 63 S
CrossesBNSF RR
LocationS 21 T 57 N R 14 W
RouteU.S. Route 63
CountyMacon County
StateMissouri
Coordinates39.73688, -92.46539
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length179 ft (54.6 m)
Longest span50 ft (15.2 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,335 (2024)
Projected traffic14,736 by 2044
Trucks11%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed21.1 mi (34 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 63 S over BNSF RR built?

It was built in 1985, making it 40 years old in 2025.

What condition is US 63 S over BNSF RR 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 September 2023.

How much traffic does US 63 S over BNSF RR carry?

About 11,335 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is US 63 S over BNSF RR?

The structure is 179 ft (54.6 m) long with a longest span of 50 ft (15.2 m) and a deck 41 ft wide.

Who owns US 63 S over BNSF RR?

It is owned by the State Highway Agency.