US Bridges

E 77th ST E over US 71

Fair

Jackson County, Missouri · S 15 T 48 N R 33 W · Structure no. 3873

Built
1988
37 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
2 main spans
Daily traffic
1,116
2024 count
Owner
State
State Highway Agency

About this bridge

E 77th ST E over US 71 is a steel continuous stringer/multi-beam or girder carrying E 77th ST E over US 71 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 1,116 vehicles a day, roughly 5% of them trucks, projected to reach 1,562 by 2044. The structure is 245 ft (74.7 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesE 77th ST E
CrossesUS 71
LocationS 15 T 48 N R 33 W
RouteCity Street 0
Coordinates38.98693, -94.5518
Functional classUrban Local

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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length245 ft (74.7 m)
Longest span110 ft (33.6 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,116 (2024)
Projected traffic1,562 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 E 77th ST E over US 71 built?

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

What condition is E 77th ST E over US 71 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 E 77th ST E over US 71 carry?

About 1,116 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is E 77th ST E over US 71?

The structure is 245 ft (74.7 m) long with a longest span of 110 ft (33.6 m) and a deck 33 ft wide.

Who owns E 77th ST E over US 71?

It is owned by the State Highway Agency.