US Bridges

Csah 28 over I 35E NB on Ramp

Fair

Dakota County, Minnesota · 2.3 MI SW of JCT TH 494 · Structure no. 19864

Built
1984
41 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
358 ft
3 main spans
Daily traffic
28,000
2019 count
Owner
State
State Highway Agency

About this bridge

Csah 28 over I 35E NB on Ramp is a steel continuous stringer/multi-beam or girder carrying Csah 28 over I 35E NB on Ramp in Dakota County, Minnesota. It was built in 1984, so it is 41 years old, older 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 5 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 28,000 vehicles a day, projected to reach 26,000 by 2039. The structure is 358 ft (109.1 m) long and 154 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCsah 28
CrossesI 35E NB on Ramp
Location2.3 MI SW of JCT TH 494
RouteCounty Highway 28
CountyDakota County
StateMinnesota
Coordinates44.83354, -93.16374
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.9 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length358 ft (109.1 m)
Longest span138 ft (42.1 m)
Deck width154 ft (46.9 m)
Roadway width111 ft (33.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2019)
Projected traffic26,000 by 2039
Trucks—
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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 28 over I 35E NB on Ramp built?

It was built in 1984, making it 41 years old in 2025.

What condition is Csah 28 over I 35E NB on Ramp 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 June 2024.

How much traffic does Csah 28 over I 35E NB on Ramp carry?

About 28,000 vehicles per day (2019 count).

How long is Csah 28 over I 35E NB on Ramp?

The structure is 358 ft (109.1 m) long with a longest span of 138 ft (42.1 m) and a deck 154 ft wide.

Who owns Csah 28 over I 35E NB on Ramp?

It is owned by the State Highway Agency.