US Bridges

M 915 over Tischers Creek

Good

St. Louis County, Minnesota · 0.1 MI W of JCT Csah 9 · Structure no. 69A45

Built
2020
5 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
33
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 915 over Tischers Creek is a prestressed concrete stringer/multi-beam or girder carrying M 915 over Tischers Creek in St. Louis County, Minnesota. It was built in 2020, so it is 5 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 33 vehicles a day, projected to reach 33 by 2039. The structure is 68 ft (20.6 m) long and 29 ft wide. If it were closed, the detour would be 123 mi (198 km).

CarriesM 915
CrossesTischers Creek
Location0.1 MI W of JCT Csah 9
RouteCity Street 915
Coordinates46.83659, -92.07602
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length68 ft (20.6 m)
Longest span65 ft (19.8 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2019)
Projected traffic33 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123 mi (198 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 915 over Tischers Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is M 915 over Tischers 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 October 2024.

How much traffic does M 915 over Tischers Creek carry?

About 33 vehicles per day (2019 count).

How long is M 915 over Tischers Creek?

The structure is 68 ft (20.6 m) long with a longest span of 65 ft (19.8 m) and a deck 29 ft wide.

Who owns M 915 over Tischers Creek?

It is owned by the City or Municipal Highway Agency.