US Bridges

Intrepid RD over BNSF RR

Good

Macon County, Missouri · S 14 T 57 N R 15 W · Structure no. 35743

Built
2018
7 years old
Condition
Good
inspected January 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
205 ft
3 main spans
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Intrepid RD over BNSF RR is a prestressed concrete continuous tee beam carrying Intrepid RD over BNSF RR in Macon County, Missouri. It was built in 2018, so it is 7 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 205 ft (62.5 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIntrepid RD
CrossesBNSF RR
LocationS 14 T 57 N R 15 W
RouteCounty Highway 477
Coordinates39.74417, -92.54306
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating71.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length205 ft (62.5 m)
Longest span100 ft (30.5 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 structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 Intrepid RD over BNSF RR built?

It was built in 2018, making it 7 years old in 2025.

What condition is Intrepid RD 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 January 2024.

How much traffic does Intrepid RD over BNSF RR carry?

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

How long is Intrepid RD over BNSF RR?

The structure is 205 ft (62.5 m) long with a longest span of 100 ft (30.5 m) and a deck 27 ft wide.

Who owns Intrepid RD over BNSF RR?

It is owned by the County Highway Agency.