US Bridges

Irrsr Nd Hiway 49 over Cedar Creek

Fair

Grant County, North Dakota · 7 North Nd-Sd Border · Structure no. 0049007354

Built
1972
53 years old
Condition
Fair
inspected June 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
230 ft
3 main spans
Daily traffic
240
2019 count
Owner
State
State Highway Agency

About this bridge

Irrsr Nd Hiway 49 over Cedar Creek is a steel continuous girder and floorbeam system carrying Irrsr Nd Hiway 49 over Cedar 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 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.

It carries about 240 vehicles a day, roughly 21% of them trucks, projected to reach 357 by 2039. The structure is 230 ft (70.1 m) long and 37 ft wide. If it were closed, the detour would be 47.8 mi (77 km).

Location

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CarriesIrrsr Nd Hiway 49
CrossesCedar Creek
Location7 North Nd-Sd Border
RouteState Highway 49
CountyGrant County
StateNorth Dakota
Coordinates46.05075, -101.95877
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.8 US tons
Inventory rating37.6 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span96 ft (29.3 m)
Deck width37 ft (11.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2019)
Projected traffic357 by 2039
Trucks21%
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$461,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Irrsr Nd Hiway 49 over Cedar Creek built?

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

What condition is Irrsr Nd Hiway 49 over Cedar Creek 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 June 2023.

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

About 240 vehicles per day (2019 count), of which roughly 21% are trucks.

How long is Irrsr Nd Hiway 49 over Cedar Creek?

The structure is 230 ft (70.1 m) long with a longest span of 96 ft (29.3 m) and a deck 37 ft wide.

Who owns Irrsr Nd Hiway 49 over Cedar Creek?

It is owned by the State Highway Agency.