US Bridges

M 87 over Skunk Creek

Good

Pine County, Minnesota · 0.2 MI E of JCT Csah 28 · Structure no. 58555

Built
2017
8 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
257 ft
2 main spans
Daily traffic
1
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 87 over Skunk Creek is a prestressed concrete stringer/multi-beam or girder carrying M 87 over Skunk Creek in Pine County, Minnesota. It was built in 2017, so it is 8 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1 vehicles a day, projected to reach 2 by 2036. The structure is 257 ft (78.4 m) long and 43 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesM 87
CrossesSkunk Creek
Location0.2 MI E of JCT Csah 28
RouteCity Street 87
Coordinates46.1218, -92.8829
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating50.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length257 ft (78.4 m)
Longest span128 ft (38.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1 (2017)
Projected traffic2 by 2036
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was M 87 over Skunk Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is M 87 over Skunk Creek 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 September 2023.

How much traffic does M 87 over Skunk Creek carry?

About 1 vehicles per day (2017 count).

How long is M 87 over Skunk Creek?

The structure is 257 ft (78.4 m) long with a longest span of 128 ft (38.9 m) and a deck 43 ft wide.

Who owns M 87 over Skunk Creek?

It is owned by the City or Municipal Highway Agency.