US Bridges

Csah 16 over Rock River

Good

Pipestone County, Minnesota · 0.2 MI N of JCT T 283 · Structure no. 59J89

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
135
2020 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Rock River is a concrete culvert carrying Csah 16 over Rock River in Pipestone County, Minnesota. It was built in 2020, so it is 5 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 135 vehicles a day, projected to reach 257 by 2040. The structure is 34 ft (10.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 16
CrossesRock River
Location0.2 MI N of JCT T 283
RouteCounty Highway 16
Coordinates44.08423, -96.18466
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length34 ft (10.5 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2020)
Projected traffic257 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Csah 16 over Rock River built?

It was built in 2020, making it 5 years old in 2025.

What condition is Csah 16 over Rock 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 September 2024.

How much traffic does Csah 16 over Rock River carry?

About 135 vehicles per day (2020 count).

How long is Csah 16 over Rock River?

The structure is 34 ft (10.5 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 16 over Rock River?

It is owned by the County Highway Agency.