US Bridges

Undetermined RD over E. Fork Rat River

GoodPosted for load

St. Louis County, Minnesota · _ · Structure no. 69639

Built
1990
35 years old
Condition
Good
inspected October 2024
Type
Slab
Wood or Timber
Length
26 ft
1 main span
Daily traffic
1
2009 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Undetermined RD over E. Fork Rat River is a wood or timber slab carrying Undetermined RD over E. Fork Rat River in St. Louis County, Minnesota. It was built in 1990, so it is 35 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. Its operating status is: posted for load restriction.

It carries about 1 vehicles a day, projected to reach 1 by 2029. The structure is 26 ft (7.9 m) long and 17 ft wide.

CarriesUndetermined RD
CrossesE. Fork Rat River
Location_
Coordinates48.35926, -93.08362
Functional classRural Local

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width17 ft (5.3 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1 (2009)
Projected traffic1 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Undetermined RD over E. Fork Rat River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Undetermined RD over E. Fork Rat 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 October 2024.

How much traffic does Undetermined RD over E. Fork Rat River carry?

About 1 vehicles per day (2009 count).

How long is Undetermined RD over E. Fork Rat River?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 17 ft wide.

Who owns Undetermined RD over E. Fork Rat River?

It is owned by the State Park, Forest, or Reservation Agency.