US Bridges

T 116 over High Island Creek

FairPosted for load

Sibley County, Minnesota · 1.6 MI S of JCT Csah 12 · Structure no. 72521

Built
1984
41 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
111 ft
4 main spans
Daily traffic
35
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 116 over High Island Creek is a wood or timber slab carrying T 116 over High Island Creek in Sibley County, Minnesota. It was built in 1984, so it is 41 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 35 vehicles a day, projected to reach 35 by 2029. The structure is 111 ft (33.7 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 116
CrossesHigh Island Creek
Location1.6 MI S of JCT Csah 12
RouteCounty Highway 116
Coordinates44.57612, -93.99473
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.8 US tons
Inventory rating30.2 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadHS 20
Structure length111 ft (33.7 m)
Longest span30 ft (9 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (1986)
Projected traffic35 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$1,000 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was T 116 over High Island Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is T 116 over High Island Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does T 116 over High Island Creek carry?

About 35 vehicles per day (1986 count).

How long is T 116 over High Island Creek?

The structure is 111 ft (33.7 m) long with a longest span of 30 ft (9 m) and a deck 36 ft wide.

Who owns T 116 over High Island Creek?

It is owned by the Town or Township Highway Agency.