US Bridges

Csah 35 over Rice Creek

PoorPosted for load

Anoka County, Minnesota · 0.4 MI N of JCT Csah 6 · Structure no. 3310

Built
1920
105 years old
Condition
Poor
inspected September 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
4,962
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 35 over Rice Creek is a concrete culvert carrying Csah 35 over Rice Creek in Anoka County, Minnesota. It was built in 1920, so it is 105 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 4,962 vehicles a day, roughly 7% of them trucks, projected to reach 6,500 by 2042. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 35
CrossesRice Creek
Location0.4 MI N of JCT Csah 6
RouteCounty Highway 35
Coordinates45.09168, -93.23792
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.4 US tons
Inventory rating25.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (6.9 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 traffic4,962 (2022)
Projected traffic6,500 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$343 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 35 over Rice Creek built?

It was built in 1920, making it 105 years old in 2025.

What condition is Csah 35 over Rice Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Csah 35 over Rice Creek carry?

About 4,962 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Csah 35 over Rice Creek?

The structure is 23 ft (6.9 m) long with a longest span of 10 ft (3 m).

Who owns Csah 35 over Rice Creek?

It is owned by the County Highway Agency.