US Bridges

Csah 4 over Mid Br Rush R(cd 42B/54)

Good

Sibley County, Minnesota · 0.6 MI S of JCT Csah 1 · Structure no. 72J37

Built
2003
22 years old
Condition
Good
inspected September 2022
Type
Culvert
Concrete
Length
35 ft
3 main spans
Daily traffic
768
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 4 over Mid Br Rush R(cd 42B/54) is a concrete culvert carrying Csah 4 over Mid Br Rush R(cd 42B/54) in Sibley County, Minnesota. It was built in 2003, so it is 22 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 768 vehicles a day, projected to reach 740 by 2042. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCsah 4
CrossesMid Br Rush R(cd 42B/54)
Location0.6 MI S of JCT Csah 1
RouteCounty Highway 4
CountySibley County
StateMinnesota
Coordinates44.51446, -94.31168
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.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length35 ft (10.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic768 (2022)
Projected traffic740 by 2042
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

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 4 over Mid Br Rush R(cd 42B/54) built?

It was built in 2003, making it 22 years old in 2025.

What condition is Csah 4 over Mid Br Rush R(cd 42B/54) 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 2022.

How much traffic does Csah 4 over Mid Br Rush R(cd 42B/54) carry?

About 768 vehicles per day (2022 count).

How long is Csah 4 over Mid Br Rush R(cd 42B/54)?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m).

Who owns Csah 4 over Mid Br Rush R(cd 42B/54)?

It is owned by the County Highway Agency.