US Bridges

T 48 over Jd 1

Good

Sibley County, Minnesota · 0.8 MI S of JCT CSAH8 · Structure no. 72J10

Built
1997
28 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
42
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 48 over Jd 1 is a concrete culvert carrying T 48 over Jd 1 in Sibley County, Minnesota. It was built in 1997, so it is 28 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 42 vehicles a day, projected to reach 42 by 2029. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 48
CrossesJd 1
Location0.8 MI S of JCT CSAH8
RouteCounty Highway 48
Coordinates44.46013, -94.39173
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckWood or timber
Main spans2
Design loadHS 25 or greater
Structure length25 ft (7.5 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42 (1986)
Projected traffic42 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 48 over Jd 1 built?

It was built in 1997, making it 28 years old in 2025.

What condition is T 48 over Jd 1 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 December 2024.

How much traffic does T 48 over Jd 1 carry?

About 42 vehicles per day (1986 count).

How long is T 48 over Jd 1?

The structure is 25 ft (7.5 m) long with a longest span of 10 ft (3.2 m).

Who owns T 48 over Jd 1?

It is owned by the Town or Township Highway Agency.