US Bridges

Mo 6 E over Is 35

Poor

Daviess County, Missouri · S 28 T 59 N R 29 W · Structure no. 1281

Built
1966
59 years old, rebuilt 2024
Condition
Poor
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
246 ft
4 main spans
Daily traffic
793
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 6 E over Is 35 is a steel continuous stringer/multi-beam or girder carrying Mo 6 E over Is 35 in Daviess County, Missouri. It was built in 1966 and reconstructed in 2024, so it is 59 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 793 vehicles a day, roughly 10% of them trucks, projected to reach 1,071 by 2044. The structure is 246 ft (75 m) long and 31 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesMo 6 E
CrossesIs 35
LocationS 28 T 59 N R 29 W
RouteState Highway 6
Coordinates39.89963, -94.15134
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating18.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length246 ft (75 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic793 (2024)
Projected traffic1,071 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed29.8 mi (48 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 Mo 6 E over Is 35 built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2024.

What condition is Mo 6 E over Is 35 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

How much traffic does Mo 6 E over Is 35 carry?

About 793 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mo 6 E over Is 35?

The structure is 246 ft (75 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns Mo 6 E over Is 35?

It is owned by the State Highway Agency.