US Bridges

CR 135 over Wild Rice River

Fair

Mahnomen County, Minnesota · 0.6 MI N of JCT TH 200 · Structure no. 44509

Built
1986
39 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
95 ft
3 main spans
Daily traffic
50
2008 count
Owner
County
County Highway Agency

About this bridge

CR 135 over Wild Rice River is a wood or timber slab carrying CR 135 over Wild Rice River in Mahnomen 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 50 vehicles a day, projected to reach 50 by 2039. The structure is 95 ft (28.9 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCR 135
CrossesWild Rice River
Location0.6 MI N of JCT TH 200
RouteCounty Highway 135
Coordinates47.33374, -95.91151
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length95 ft (28.9 m)
Longest span31 ft (9.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2008)
Projected traffic50 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 135 over Wild Rice River built?

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

What condition is CR 135 over Wild Rice 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 2024.

How much traffic does CR 135 over Wild Rice River carry?

About 50 vehicles per day (2008 count).

How long is CR 135 over Wild Rice River?

The structure is 95 ft (28.9 m) long with a longest span of 31 ft (9.6 m) and a deck 32 ft wide.

Who owns CR 135 over Wild Rice River?

It is owned by the County Highway Agency.