US Bridges

Con 4866 over I 35W

Fair

Anoka County, Minnesota · 0.3 MI N of County Line · Structure no. 9607

Built
1968
57 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
321 ft
4 main spans
Daily traffic
7,773
2022 count
Owner
State
State Highway Agency

About this bridge

Con 4866 over I 35W is a steel continuous stringer/multi-beam or girder carrying Con 4866 over I 35W in Anoka County, Minnesota. It was built in 1968, so it is 57 years old, older than the Minnesota average of 38.5 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 7,773 vehicles a day, projected to reach 8,500 by 2042. The structure is 321 ft (97.9 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCon 4866
CrossesI 35W
Location0.3 MI N of County Line
RouteInterstate 4866
Coordinates45.12832, -93.18854
Functional classUrban Principal Arterial - Interstate

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 inspectionApril 2024
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating69.8 US tons
Inventory rating41.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length321 ft (97.9 m)
Longest span107 ft (32.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,773 (2022)
Projected traffic8,500 by 2042
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Con 4866 over I 35W built?

It was built in 1968, making it 57 years old in 2025.

What condition is Con 4866 over I 35W 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 April 2024.

How much traffic does Con 4866 over I 35W carry?

About 7,773 vehicles per day (2022 count).

How long is Con 4866 over I 35W?

The structure is 321 ft (97.9 m) long with a longest span of 107 ft (32.6 m) and a deck 35 ft wide.

Who owns Con 4866 over I 35W?

It is owned by the State Highway Agency.