US Bridges

Csah 7 over Moose Creek

Fair

Lake County, Minnesota · 1.9 MI N of JCT Csah 8 · Structure no. 38513

Built
1981
44 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
101
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 7 over Moose Creek is a prestressed concrete tee beam carrying Csah 7 over Moose Creek in Lake County, Minnesota. It was built in 1981, so it is 44 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 101 vehicles a day, projected to reach 165 by 2042. The structure is 55 ft (16.9 m) long and 35 ft wide. If it were closed, the detour would be 65.2 mi (105 km).

Location

No coordinates are recorded for this structure.

CarriesCsah 7
CrossesMoose Creek
Location1.9 MI N of JCT Csah 8
RouteCounty Highway 7
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating64.8 US tons
Inventory rating31.3 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length55 ft (16.9 m)
Longest span54 ft (16.5 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101 (2022)
Projected traffic165 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed65.2 mi (105 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 Csah 7 over Moose Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Csah 7 over Moose Creek 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 2023.

How much traffic does Csah 7 over Moose Creek carry?

About 101 vehicles per day (2022 count).

How long is Csah 7 over Moose Creek?

The structure is 55 ft (16.9 m) long with a longest span of 54 ft (16.5 m) and a deck 35 ft wide.

Who owns Csah 7 over Moose Creek?

It is owned by the County Highway Agency.