US Bridges

Msas 115 over Red Lake River

Fair

Pennington County, Minnesota · 0.2 MI E of TH 32 · Structure no. 57516

Built
2009
16 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
302 ft
3 main spans
Daily traffic
6,900
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Msas 115 over Red Lake River is a prestressed concrete stringer/multi-beam or girder carrying Msas 115 over Red Lake River in Pennington County, Minnesota. It was built in 2009, so it is 16 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 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 6,900 vehicles a day, roughly 6% of them trucks, projected to reach 5,000 by 2039. The structure is 302 ft (92.2 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMsas 115
CrossesRed Lake River
Location0.2 MI E of TH 32
RouteCity Street 115
Coordinates48.10807, -96.1855
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length302 ft (92.2 m)
Longest span99 ft (30.3 m)
Deck width65 ft (19.8 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,900 (2019)
Projected traffic5,000 by 2039
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Msas 115 over Red Lake River built?

It was built in 2009, making it 16 years old in 2025.

What condition is Msas 115 over Red Lake 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 Msas 115 over Red Lake River carry?

About 6,900 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is Msas 115 over Red Lake River?

The structure is 302 ft (92.2 m) long with a longest span of 99 ft (30.3 m) and a deck 65 ft wide.

Who owns Msas 115 over Red Lake River?

It is owned by the City or Municipal Highway Agency.