US Bridges

T 604 over Daggett Brook

Good

Crow Wing County, Minnesota · 0.7 MI W of JCT TH 25 · Structure no. 18J19

Built
2008
17 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
32
2007 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 604 over Daggett Brook is a concrete culvert carrying T 604 over Daggett Brook in Crow Wing County, Minnesota. It was built in 2008, so it is 17 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 32 vehicles a day, projected to reach 32 by 2027. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 604
CrossesDaggett Brook
Location0.7 MI W of JCT TH 25
RouteCounty Highway 604
Coordinates46.22833, -94.1206
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: 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 rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2007)
Projected traffic32 by 2027
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T 604 over Daggett Brook built?

It was built in 2008, making it 17 years old in 2025.

What condition is T 604 over Daggett Brook 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 2024.

How much traffic does T 604 over Daggett Brook carry?

About 32 vehicles per day (2007 count).

How long is T 604 over Daggett Brook?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns T 604 over Daggett Brook?

It is owned by the Town or Township Highway Agency.