US Bridges

T 31 over Elk Creek

Good

Rock County, Minnesota · 0.9 MI N of JCT Csah 15 · Structure no. 67573

Built
2018
7 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
107 ft
3 main spans
Daily traffic
49
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 31 over Elk Creek is a concrete continuous slab carrying T 31 over Elk Creek in Rock County, Minnesota. It was built in 2018, so it is 7 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 49 vehicles a day, projected to reach 49 by 2038. The structure is 107 ft (32.6 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT 31
CrossesElk Creek
Location0.9 MI N of JCT Csah 15
RouteCounty Highway 31
Coordinates43.60086, -96.18306
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 inspectionMay 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length107 ft (32.6 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2018)
Projected traffic49 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 31 over Elk Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is T 31 over Elk 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 May 2023.

How much traffic does T 31 over Elk Creek carry?

About 49 vehicles per day (2018 count).

How long is T 31 over Elk Creek?

The structure is 107 ft (32.6 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns T 31 over Elk Creek?

It is owned by the Town or Township Highway Agency.