US Bridges

US 71 S over South Access RD BNSF RR

Fair

Jackson County, Missouri · S 15 T 48 N R 33 W · Structure no. 3875

Built
1988
37 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
486 ft
8 main spans
Daily traffic
36,578
2024 count
Owner
State
State Highway Agency

About this bridge

US 71 S over South Access RD BNSF RR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 71 S over South Access RD BNSF RR in Jackson County, Missouri. It was built in 1988, so it is 37 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 36,578 vehicles a day, roughly 6% of them trucks, projected to reach 49,380 by 2044. The structure is 486 ft (148.1 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 71 S
CrossesSouth Access RD BNSF RR
LocationS 15 T 48 N R 33 W
RouteU.S. Route 71
Coordinates38.97964, -94.54661
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.4 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20 + Mod
Structure length486 ft (148.1 m)
Longest span82 ft (25 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,578 (2024)
Projected traffic49,380 by 2044
Trucks6%
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

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 71 S over South Access RD BNSF RR built?

It was built in 1988, making it 37 years old in 2025.

What condition is US 71 S over South Access RD 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 71 S over South Access RD BNSF RR carry?

About 36,578 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is US 71 S over South Access RD BNSF RR?

The structure is 486 ft (148.1 m) long with a longest span of 82 ft (25 m) and a deck 41 ft wide.

Who owns US 71 S over South Access RD BNSF RR?

It is owned by the State Highway Agency.