US Bridges

30th Ave NE over Hay Creek

Good

Burleigh County, North Dakota · On East Century Avenue · Structure no. 0000BISM03

Built
2007
18 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
212 ft
2 main spans
Daily traffic
6,600
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

30th Ave NE over Hay Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying 30th Ave NE over Hay Creek in Burleigh County, North Dakota. It was built in 2007, so it is 18 years old, younger than the North Dakota average of 48.2 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 6,600 vehicles a day, roughly 1% of them trucks, projected to reach 19,200 by 2039. The structure is 212 ft (64.6 m) long and 72 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries30th Ave NE
CrossesHay Creek
LocationOn East Century Avenue
RouteCity Street 8123
Coordinates46.83817, -100.75201
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating23.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length212 ft (64.6 m)
Longest span106 ft (32.3 m)
Deck width72 ft (22 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,600 (2019)
Projected traffic19,200 by 2039
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 30th Ave NE over Hay Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is 30th Ave NE over Hay Creek 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 April 2023.

How much traffic does 30th Ave NE over Hay Creek carry?

About 6,600 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is 30th Ave NE over Hay Creek?

The structure is 212 ft (64.6 m) long with a longest span of 106 ft (32.3 m) and a deck 72 ft wide.

Who owns 30th Ave NE over Hay Creek?

It is owned by the City or Municipal Highway Agency.