I 90 over Upper Deer Creek

Fair Condition46 years old6,153 vehicles/day

Location

StateMontana
CountySweet Grass
Location2.5m W Greycliff
CarriesI 90
CrossesUpper Deer Creek
Coordinates45.79308, -109.83316

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length171.9 ft (52.4 m)
Max Span86.0 ft (26.2 m)
Deck Width43.6 ft (13.3 m)
Deck Area696.9 sq m
Main Spans2
Year Built1980

Traffic

Avg Daily Traffic6,153 (2023)
Truck Traffic17%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090375+04861

Nearby Bridges

I 90 over Upper Deer Creek 0.0 mi Fair Old US 10 over Upper Deer Creek 005 0.6 mi Good I 90 over Lower Deer Creek 1.7 mi Fair I 90 over Lower Deer Creek 1.8 mi Good Old US 10 over Dry Creek 004 1.8 mi Fair Old US 10 over Lower Deer Creek 006 1.8 mi Fair Old US 10 over Spring Creek 035 2.0 mi Fair I 90 over Spring Creek 2.1 mi Fair Bointer RD over Sweet Grass Creek 044 2.3 mi Poor I 90 over Int Greycliff 2.5 mi Fair