US Bridges

Csah 39 over Necktie Lake

Good

Hubbard County, Minnesota · 0.1 MI S of JCT Csah 5 · Structure no. 29523

Built
2002
23 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
110
2008 count
Owner
County
County Highway Agency

About this bridge

Csah 39 over Necktie Lake is a concrete continuous slab carrying Csah 39 over Necktie Lake in Hubbard County, Minnesota. It was built in 2002, so it is 23 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 110 vehicles a day, projected to reach 40 by 2029. The structure is 80 ft (24.5 m) long and 35 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesCsah 39
CrossesNecktie Lake
Location0.1 MI S of JCT Csah 5
RouteCounty Highway 39
Coordinates47.25039, -94.70646
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating42.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length80 ft (24.5 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2008)
Projected traffic40 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 39 over Necktie Lake built?

It was built in 2002, making it 23 years old in 2025.

What condition is Csah 39 over Necktie Lake 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 Csah 39 over Necktie Lake carry?

About 110 vehicles per day (2008 count).

How long is Csah 39 over Necktie Lake?

The structure is 80 ft (24.5 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns Csah 39 over Necktie Lake?

It is owned by the County Highway Agency.