US Bridges

Irrsr Nd Hiway 49 over Creek

Good

Grant County, North Dakota · 12 North Nd-Sd Border · Structure no. 0049011615

Built
1972
53 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
250
2019 count
Owner
State
State Highway Agency

About this bridge

Irrsr Nd Hiway 49 over Creek is a concrete culvert carrying Irrsr Nd Hiway 49 over Creek in Grant County, North Dakota. It was built in 1972, so it is 53 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 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 250 vehicles a day, roughly 20% of them trucks, projected to reach 286 by 2039. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 47.8 mi (77 km).

CarriesIrrsr Nd Hiway 49
CrossesCreek
Location12 North Nd-Sd Border
RouteState Highway 49
Coordinates46.11226, -101.95726
Functional classRural 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.5 US tons
Inventory rating49.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2019)
Projected traffic286 by 2039
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Irrsr Nd Hiway 49 over Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Irrsr Nd Hiway 49 over 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 September 2023.

How much traffic does Irrsr Nd Hiway 49 over Creek carry?

About 250 vehicles per day (2019 count), of which roughly 20% are trucks.

How long is Irrsr Nd Hiway 49 over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Irrsr Nd Hiway 49 over Creek?

It is owned by the State Highway Agency.