US Bridges

Park Road over Turtle River

FairPosted for load

Grand Forks County, North Dakota · Turtle River State Park · Structure no. 0000TRSP03

Built
1932
93 years old, rebuilt 2002
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
150
2019 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Park Road over Turtle River is a steel stringer/multi-beam or girder carrying Park Road over Turtle River in Grand Forks County, North Dakota. It was built in 1932 and reconstructed in 2002, so it is 93 years old, older than the North Dakota average of 48.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 2% of them trucks, projected to reach 150 by 2039. The structure is 32 ft (9.8 m) long and 25 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesPark Road
CrossesTurtle River
LocationTurtle River State Park
RouteState Lands Road 0
CountyGrand Forks County
StateNorth Dakota
Coordinates47.94643, -97.49606
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating17 US tons
Inventory rating11.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2019)
Projected traffic150 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$68,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Park Road over Turtle River built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 2002.

What condition is Park Road over Turtle River 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 May 2023.

How much traffic does Park Road over Turtle River carry?

About 150 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Park Road over Turtle River?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns Park Road over Turtle River?

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