US Bridges

T 40 over Little Rock Creek

Good

Nicollet County, Minnesota · 1.4 MI W of JCT Fort RD · Structure no. 52519

Built
2000
25 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
15
1999 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 40 over Little Rock Creek is a prestressed concrete stringer/multi-beam or girder carrying T 40 over Little Rock Creek in Nicollet County, Minnesota. It was built in 2000, so it is 25 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15 vehicles a day, projected to reach 15 by 2029. The structure is 87 ft (26.5 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesT 40
CrossesLittle Rock Creek
Location1.4 MI W of JCT Fort RD
RouteCounty Highway 40
Coordinates44.42406, -94.64829
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.6 US tons
Inventory rating42.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length87 ft (26.5 m)
Longest span85 ft (26 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (1999)
Projected traffic15 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 40 over Little Rock Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is T 40 over Little Rock Creek 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 November 2023.

How much traffic does T 40 over Little Rock Creek carry?

About 15 vehicles per day (1999 count).

How long is T 40 over Little Rock Creek?

The structure is 87 ft (26.5 m) long with a longest span of 85 ft (26 m) and a deck 31 ft wide.

Who owns T 40 over Little Rock Creek?

It is owned by the Town or Township Highway Agency.