US Bridges

CR 116 over N Br Root River

Good

Olmsted County, Minnesota · 0.7 MI SE of JCT Csah 16 · Structure no. 55525

Built
1977
48 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
232 ft
3 main spans
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

CR 116 over N Br Root River is a prestressed concrete stringer/multi-beam or girder carrying CR 116 over N Br Root River in Olmsted County, Minnesota. It was built in 1977, so it is 48 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, projected to reach 200 by 2040. The structure is 232 ft (70.8 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCR 116
CrossesN Br Root River
Location0.7 MI SE of JCT Csah 16
RouteCounty Highway 116
Coordinates43.92167, -92.36619
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating28.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length232 ft (70.8 m)
Longest span77 ft (23.5 m)
Deck width32 ft (9.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic200 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 116 over N Br Root River built?

It was built in 1977, making it 48 years old in 2025.

What condition is CR 116 over N Br Root River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does CR 116 over N Br Root River carry?

About 150 vehicles per day (2020 count).

How long is CR 116 over N Br Root River?

The structure is 232 ft (70.8 m) long with a longest span of 77 ft (23.5 m) and a deck 32 ft wide.

Who owns CR 116 over N Br Root River?

It is owned by the County Highway Agency.