US Bridges

T 20 over Lily Creek (cd #52)

Good

Martin County, Minnesota · 1.9 MI S of JCT Csah 38 · Structure no. 46J01

Built
1997
28 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
20
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 20 over Lily Creek (cd #52) is a concrete culvert carrying T 20 over Lily Creek (cd #52) in Martin 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 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 20 vehicles a day, projected to reach 20 by 2029. The structure is 28 ft (8.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesT 20
CrossesLily Creek (cd #52)
Location1.9 MI S of JCT Csah 38
RouteCounty Highway 20
CountyMartin County
StateMinnesota
Coordinates43.70393, -94.59205
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 length28 ft (8.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (1986)
Projected traffic20 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 20 over Lily Creek (cd #52) built?

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

What condition is T 20 over Lily Creek (cd #52) 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 2023.

How much traffic does T 20 over Lily Creek (cd #52) carry?

About 20 vehicles per day (1986 count).

How long is T 20 over Lily Creek (cd #52)?

The structure is 28 ft (8.4 m) long with a longest span of 12 ft (3.7 m).

Who owns T 20 over Lily Creek (cd #52)?

It is owned by the Town or Township Highway Agency.