US Bridges

Csah 88 over US 52

Fair

Dakota County, Minnesota · 6.6 MI SE of JCT TH 50 · Structure no. 9488

Built
1964
61 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
196 ft
4 main spans
Daily traffic
1,893
2021 count
Owner
State
State Highway Agency

About this bridge

Csah 88 over US 52 is a steel continuous stringer/multi-beam or girder carrying Csah 88 over US 52 in Dakota County, Minnesota. It was built in 1964, so it is 61 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 1,893 vehicles a day, projected to reach 2,050 by 2041. The structure is 196 ft (59.8 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCsah 88
CrossesUS 52
Location6.6 MI SE of JCT TH 50
RouteCounty Highway 88
CountyDakota County
StateMinnesota
Coordinates44.52161, -92.92464
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length196 ft (59.8 m)
Longest span60 ft (18.4 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,893 (2021)
Projected traffic2,050 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 88 over US 52 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Csah 88 over US 52 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 July 2024.

How much traffic does Csah 88 over US 52 carry?

About 1,893 vehicles per day (2021 count).

How long is Csah 88 over US 52?

The structure is 196 ft (59.8 m) long with a longest span of 60 ft (18.4 m) and a deck 34 ft wide.

Who owns Csah 88 over US 52?

It is owned by the State Highway Agency.