US Bridges

Csah 116 over Picket River

Good

St. Louis County, Minnesota · 2.5 MI E of JCT CSAH24 · Structure no. 69A39

Built
2016
9 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
113 ft
3 main spans
Daily traffic
325
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 116 over Picket River is a prestressed concrete stringer/multi-beam or girder carrying Csah 116 over Picket River in St. Louis County, Minnesota. It was built in 2016, so it is 9 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 325 vehicles a day, projected to reach 271 by 2039. The structure is 113 ft (34.4 m) long and 39 ft wide. If it were closed, the detour would be 123 mi (198 km).

CarriesCsah 116
CrossesPicket River
Location2.5 MI E of JCT CSAH24
RouteCounty Highway 116
Coordinates48.1614, -92.47136
Functional classRural Major Collector

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 inspectionJune 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 geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length113 ft (34.4 m)
Longest span50 ft (15.2 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2019)
Projected traffic271 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123 mi (198 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Csah 116 over Picket River built?

It was built in 2016, making it 9 years old in 2025.

What condition is Csah 116 over Picket River 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 June 2023.

How much traffic does Csah 116 over Picket River carry?

About 325 vehicles per day (2019 count).

How long is Csah 116 over Picket River?

The structure is 113 ft (34.4 m) long with a longest span of 50 ft (15.2 m) and a deck 39 ft wide.

Who owns Csah 116 over Picket River?

It is owned by the County Highway Agency.