US Bridges

T 76 over Perch Creek

Good

Blue Earth County, Minnesota · 0.3 MI W of JCT CR 136 · Structure no. 07597

Built
2014
11 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
55
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 76 over Perch Creek is a prestressed concrete stringer/multi-beam or girder carrying T 76 over Perch Creek in Blue Earth County, Minnesota. It was built in 2014, so it is 11 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 55 vehicles a day, projected to reach 55 by 2031. The structure is 84 ft (25.5 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 76
CrossesPerch Creek
Location0.3 MI W of JCT CR 136
RouteCounty Highway 76
Coordinates43.97101, -94.34584
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 protection8 Very GoodNo problems noted.
Last inspectionOctober 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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length84 ft (25.5 m)
Longest span80 ft (24.4 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2013)
Projected traffic55 by 2031
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 76 over Perch Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is T 76 over Perch 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 October 2023.

How much traffic does T 76 over Perch Creek carry?

About 55 vehicles per day (2013 count).

How long is T 76 over Perch Creek?

The structure is 84 ft (25.5 m) long with a longest span of 80 ft (24.4 m) and a deck 28 ft wide.

Who owns T 76 over Perch Creek?

It is owned by the Town or Township Highway Agency.