US Bridges

Csah 30 over TH 280

Good

Ramsey County, Minnesota · 1.2 MI S of JCT TH 36 · Structure no. 62048

Built
2009
16 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
167 ft
2 main spans
Daily traffic
19,488
2022 count
Owner
State
State Highway Agency

About this bridge

Csah 30 over TH 280 is a prestressed concrete stringer/multi-beam or girder carrying Csah 30 over TH 280 in Ramsey County, Minnesota. It was built in 2009, so it is 16 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,488 vehicles a day, projected to reach 15,200 by 2042. The structure is 167 ft (50.8 m) long and 94 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 30
CrossesTH 280
Location1.2 MI S of JCT TH 36
RouteCounty Highway 30
Coordinates44.99169, -93.20516
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 alignment8: Equal to present desirable criteria
Operating rating78.8 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length167 ft (50.8 m)
Longest span81 ft (24.8 m)
Deck width94 ft (28.7 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,488 (2022)
Projected traffic15,200 by 2042
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 30 over TH 280 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Csah 30 over TH 280 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 June 2024.

How much traffic does Csah 30 over TH 280 carry?

About 19,488 vehicles per day (2022 count).

How long is Csah 30 over TH 280?

The structure is 167 ft (50.8 m) long with a longest span of 81 ft (24.8 m) and a deck 94 ft wide.

Who owns Csah 30 over TH 280?

It is owned by the State Highway Agency.