US Bridges

Csah 17 over I 35W

Fair

Anoka County, Minnesota · 2.7 MI N of County Line · Structure no. 02550

Built
1997
28 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
288 ft
2 main spans
Daily traffic
27,500
2018 count
Owner
State
State Highway Agency

About this bridge

Csah 17 over I 35W is a prestressed concrete stringer/multi-beam or girder carrying Csah 17 over I 35W in Anoka County, Minnesota. It was built in 1997, so it is 28 years old, younger 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.

It carries about 27,500 vehicles a day, projected to reach 25,000 by 2038. The structure is 288 ft (87.7 m) long and 113 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 17
CrossesI 35W
Location2.7 MI N of County Line
RouteCounty Highway 17
Coordinates45.15946, -93.16334
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating82 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length288 ft (87.7 m)
Longest span140 ft (42.6 m)
Deck width113 ft (34.3 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2018)
Projected traffic25,000 by 2038
Trucks—
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 17 over I 35W built?

It was built in 1997, making it 28 years old in 2025.

What condition is Csah 17 over I 35W 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 April 2024.

How much traffic does Csah 17 over I 35W carry?

About 27,500 vehicles per day (2018 count).

How long is Csah 17 over I 35W?

The structure is 288 ft (87.7 m) long with a longest span of 140 ft (42.6 m) and a deck 113 ft wide.

Who owns Csah 17 over I 35W?

It is owned by the State Highway Agency.