US Bridges

Csah 16 over Credit River

Good

Scott County, Minnesota · 0.8 MI E of JCT Csah 27 · Structure no. 70J03

Built
1999
26 years old
Condition
Good
inspected August 2022
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
12,900
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Credit River is a concrete culvert carrying Csah 16 over Credit River in Scott County, Minnesota. It was built in 1999, so it is 26 years old, younger 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 12,900 vehicles a day, projected to reach 12,600 by 2039. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 16
CrossesCredit River
Location0.8 MI E of JCT Csah 27
RouteCounty Highway 16
Coordinates44.76813, -93.34458
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,900 (2019)
Projected traffic12,600 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 16 over Credit River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Csah 16 over Credit River 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 August 2022.

How much traffic does Csah 16 over Credit River carry?

About 12,900 vehicles per day (2019 count).

How long is Csah 16 over Credit River?

The structure is 33 ft (10.1 m) long with a longest span of 14 ft (4.2 m).

Who owns Csah 16 over Credit River?

It is owned by the County Highway Agency.