US Bridges

77th ST SE over Creek

PoorPosted for load

Logan County, North Dakota · 1 East 6 South Burnstad · Structure no. 000000024116230

Built
1939
86 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
33 ft
2 main spans
Daily traffic
24
2019 count
Owner
County
County Highway Agency

About this bridge

77th ST SE over Creek is a wood or timber stringer/multi-beam or girder carrying 77th ST SE over Creek in Logan County, North Dakota. It was built in 1939, so it is 86 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 24 vehicles a day, projected to reach 24 by 2039. The structure is 33 ft (10.1 m) long and 19 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries77th ST SE
CrossesCreek
Location1 East 6 South Burnstad
RouteCounty Highway 0
Coordinates46.29745, -99.59442
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.6 US tons
Inventory rating35.2 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span14 ft (4.4 m)
Deck width19 ft (5.8 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2019)
Projected traffic24 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 77th ST SE over Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is 77th ST SE over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does 77th ST SE over Creek carry?

About 24 vehicles per day (2019 count).

How long is 77th ST SE over Creek?

The structure is 33 ft (10.1 m) long with a longest span of 14 ft (4.4 m) and a deck 19 ft wide.

Who owns 77th ST SE over Creek?

It is owned by the County Highway Agency.