US Bridges

US 169 over TH 55 (olson Memorial)

Fair

Hennepin County, Minnesota · At JCT TH 55; 169 · Structure no. 27014

Built
1966
59 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
184 ft
2 main spans
Daily traffic
82,108
2022 count
Owner
State
State Highway Agency

About this bridge

US 169 over TH 55 (olson Memorial) is a steel continuous stringer/multi-beam or girder carrying US 169 over TH 55 (olson Memorial) in Hennepin County, Minnesota. It was built in 1966, so it is 59 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 5 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 82,108 vehicles a day, roughly 9% of them trucks, projected to reach 98,000 by 2042. The structure is 184 ft (56 m) long and 86 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS 169
CrossesTH 55 (olson Memorial)
LocationAt JCT TH 55; 169
RouteU.S. Route 169
CountyHennepin County
StateMinnesota
Coordinates44.98314, -93.40067
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.7 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length184 ft (56 m)
Longest span89 ft (27 m)
Deck width86 ft (26.1 m)
Roadway width79 ft (24.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82,108 (2022)
Projected traffic98,000 by 2042
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$384 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 169 over TH 55 (olson Memorial) built?

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

What condition is US 169 over TH 55 (olson Memorial) 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 June 2023.

How much traffic does US 169 over TH 55 (olson Memorial) carry?

About 82,108 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is US 169 over TH 55 (olson Memorial)?

The structure is 184 ft (56 m) long with a longest span of 89 ft (27 m) and a deck 86 ft wide.

Who owns US 169 over TH 55 (olson Memorial)?

It is owned by the State Highway Agency.