US Bridges

US 63 over N Br Root River

Fair

Olmsted County, Minnesota · 1.7 MI S of JCT TH 90 · Structure no. 55029

Built
1980
45 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
260 ft
3 main spans
Daily traffic
19,100
2018 count
Owner
State
State Highway Agency

About this bridge

US 63 over N Br Root River is a steel continuous stringer/multi-beam or girder carrying US 63 over N Br Root River in Olmsted County, Minnesota. It was built in 1980, so it is 45 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 19,100 vehicles a day, roughly 6% of them trucks, projected to reach 17,900 by 2038. The structure is 260 ft (79.1 m) long and 66 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesUS 63
CrossesN Br Root River
Location1.7 MI S of JCT TH 90
RouteU.S. Route 63
CountyOlmsted County
StateMinnesota
Coordinates43.86002, -92.48857
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length260 ft (79.1 m)
Longest span98 ft (29.9 m)
Deck width66 ft (20.2 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,100 (2018)
Projected traffic17,900 by 2038
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 63 over N Br Root River built?

It was built in 1980, making it 45 years old in 2025.

What condition is US 63 over N Br Root River 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 July 2024.

How much traffic does US 63 over N Br Root River carry?

About 19,100 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is US 63 over N Br Root River?

The structure is 260 ft (79.1 m) long with a longest span of 98 ft (29.9 m) and a deck 66 ft wide.

Who owns US 63 over N Br Root River?

It is owned by the State Highway Agency.