US Bridges

Bayport Ave over BNSF RR

Good

Macon County, Missouri · S 3 T 58 N R 17 W · Structure no. 34572

Built
2012
13 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
229 ft
3 main spans
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Bayport Ave over BNSF RR is a steel continuous stringer/multi-beam or girder carrying Bayport Ave over BNSF RR in Macon County, Missouri. It was built in 2012, so it is 13 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 35 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 229 ft (69.8 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBayport Ave
CrossesBNSF RR
LocationS 3 T 58 N R 17 W
RouteCounty Highway 373
Coordinates39.86861, -92.78139
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 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 alignment6: Equal to present minimum criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length229 ft (69.8 m)
Longest span110 ft (33.5 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic39 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bayport Ave over BNSF RR built?

It was built in 2012, making it 13 years old in 2025.

What condition is Bayport Ave over 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 February 2024.

How much traffic does Bayport Ave over BNSF RR carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Bayport Ave over BNSF RR?

The structure is 229 ft (69.8 m) long with a longest span of 110 ft (33.5 m) and a deck 27 ft wide.

Who owns Bayport Ave over BNSF RR?

It is owned by the County Highway Agency.