I 90 over Spring Creek

Fair Condition46 years old12,306 vehicles/day

Location

StateMontana
CountySweet Grass
Location1m NW Greycliff
CarriesI 90
CrossesSpring Creek
Coordinates45.77518, -109.79879

Condition Ratings

Overall ConditionFair
Channel/Waterway7 (Good)
Culvert6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length22.0 ft (6.7 m)
Max Span15.1 ft (4.6 m)
Deck Area167.5 sq m
Main Spans2
Year Built1980

Traffic

Avg Daily Traffic12,306 (2023)
Truck Traffic17%
Lanes On Bridge6

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090377+05001

Nearby Bridges

Old US 10 over Spring Creek 035 0.2 mi Fair I 90 over Lower Deer Creek 0.3 mi Fair I 90 over Lower Deer Creek 0.3 mi Good Old US 10 over Lower Deer Creek 006 0.4 mi Fair I 90 over Int Greycliff 0.5 mi Fair I 90 over Int Greycliff 0.5 mi Fair Bointer RD over Sweet Grass Creek 044 1.1 mi Poor Lower Sweet Grass over Yellowstone River 038 1.7 mi Fair Old US 10 over Upper Deer Creek 005 2.0 mi Good I 90 over Upper Deer Creek 2.1 mi Fair