US Bridges

CR 117 over Mississippi River

Fair

Clearwater County, Minnesota · 0.1 MI W of JCT CR 122 · Structure no. 15513

Built
2011
14 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
57 ft
1 main span
Daily traffic
584
2021 count
Owner
County
County Highway Agency

About this bridge

CR 117 over Mississippi River is a wood or timber stringer/multi-beam or girder carrying CR 117 over Mississippi River in Clearwater County, Minnesota. It was built in 2011, so it is 14 years old, younger 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 584 vehicles a day, projected to reach 375 by 2041. The structure is 57 ft (17.4 m) long and 34 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCR 117
CrossesMississippi River
Location0.1 MI W of JCT CR 122
RouteCounty Highway 117
Coordinates47.24326, -95.21097
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating83.3 US tons
Inventory rating56 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length57 ft (17.4 m)
Longest span53 ft (16.2 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic584 (2021)
Projected traffic375 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 117 over Mississippi River built?

It was built in 2011, making it 14 years old in 2025.

What condition is CR 117 over Mississippi 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 October 2024.

How much traffic does CR 117 over Mississippi River carry?

About 584 vehicles per day (2021 count).

How long is CR 117 over Mississippi River?

The structure is 57 ft (17.4 m) long with a longest span of 53 ft (16.2 m) and a deck 34 ft wide.

Who owns CR 117 over Mississippi River?

It is owned by the County Highway Agency.