US Bridges

Road 106 over Krug Creek 074

Fair

Dawson County, Montana · 10M E Glendive · Structure no. L11105001+08001

Built
1951
74 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
107 ft
2 main spans
Daily traffic
100
2025 count
Owner
State
State Highway Agency

About this bridge

Road 106 over Krug Creek 074 is a steel continuous stringer/multi-beam or girder carrying Road 106 over Krug Creek 074 in Dawson County, Montana. It was built in 1951, so it is 74 years old, older than the Montana average of 47 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 107 ft (32.7 m) long and 32 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesRoad 106
CrossesKrug Creek 074
Location10M E Glendive
RouteState Highway 81021
StateMontana
Coordinates47.06852, -104.50594
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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating46 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length107 ft (32.7 m)
Longest span53 ft (16.2 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Road 106 over Krug Creek 074 built?

It was built in 1951, making it 74 years old in 2025.

What condition is Road 106 over Krug Creek 074 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 2024.

How much traffic does Road 106 over Krug Creek 074 carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Road 106 over Krug Creek 074?

The structure is 107 ft (32.7 m) long with a longest span of 53 ft (16.2 m) and a deck 32 ft wide.

Who owns Road 106 over Krug Creek 074?

It is owned by the State Highway Agency.