US Bridges

Csah 16 over Cp Rail

Good

Scott County, Minnesota · 0.1 MI E of JCT Csah 31 · Structure no. 70511

Built
1982
43 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
184 ft
3 main spans
Daily traffic
11,600
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Cp Rail is a prestressed concrete stringer/multi-beam or girder carrying Csah 16 over Cp Rail in Scott County, Minnesota. It was built in 1982, so it is 43 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,600 vehicles a day, projected to reach 11,100 by 2039. The structure is 184 ft (56 m) long and 73 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 16
CrossesCp Rail
Location0.1 MI E of JCT Csah 31
RouteCounty Highway 16
Coordinates44.76803, -93.32993
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.3 US tons
Inventory rating34.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length184 ft (56 m)
Longest span60 ft (18.2 m)
Deck width73 ft (22.2 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,600 (2019)
Projected traffic11,100 by 2039
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 16 over Cp Rail built?

It was built in 1982, making it 43 years old in 2025.

What condition is Csah 16 over Cp Rail 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 October 2024.

How much traffic does Csah 16 over Cp Rail carry?

About 11,600 vehicles per day (2019 count).

How long is Csah 16 over Cp Rail?

The structure is 184 ft (56 m) long with a longest span of 60 ft (18.2 m) and a deck 73 ft wide.

Who owns Csah 16 over Cp Rail?

It is owned by the County Highway Agency.