US Bridges

CR 117 over Straight River

Fair

Hubbard County, Minnesota · 2.3 MI S of JCT TH 34 · Structure no. 29516

Built
1986
39 years old
Condition
Fair
inspected September 2023
Type
Slab
Wood or Timber
Length
38 ft
1 main span
Daily traffic
65
2008 count
Owner
County
County Highway Agency

About this bridge

CR 117 over Straight River is a wood or timber slab carrying CR 117 over Straight River in Hubbard County, Minnesota. It was built in 1986, so it is 39 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 65 vehicles a day, projected to reach 65 by 2039. The structure is 38 ft (11.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCR 117
CrossesStraight River
Location2.3 MI S of JCT TH 34
RouteCounty Highway 117
CountyHubbard County
StateMinnesota
Coordinates46.8876, -95.16244
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.3 US tons
Inventory rating37.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2008)
Projected traffic65 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Straight River built?

It was built in 1986, making it 39 years old in 2025.

What condition is CR 117 over Straight 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 September 2023.

How much traffic does CR 117 over Straight River carry?

About 65 vehicles per day (2008 count).

How long is CR 117 over Straight River?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 30 ft wide.

Who owns CR 117 over Straight River?

It is owned by the County Highway Agency.