I 90 over ANTELOPE CREEK

11.2M W DRUMMOND · County 039, Montana · Built 1971 · 1 Lanes · 100 vehicles/day

Structurally Deficient — One or more key components rated 4 (Poor) or below
Overall
Poor
Deck
7
Good
Superstructure
6
Satisfactory
Substructure
4
Poor

Condition Ratings

ComponentRatingDescription
Deck 7 Good
Superstructure 6 Satisfactory
Substructure 4 Poor

Location

46.704025, -113.339175

This bridge is in worse condition than 87.7% of bridges in County 039. The average bridge in Montana is 0 years old; this one is 55 years old.

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I 90 over SEP BEARMOUTH ROAD
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Poor Built 1986
I 90 over HARVEY CREEK
Good Built 1970
FRONTAGE ROAD 153 over CLARK FORK RIVER 034
Fair Built 1970
I 90 over INT BEARMOUTH
Good Built 1970
I 90 over INT BEARMOUTH
Fair Built 1970
I 90 over CLARK FORK RIVER
Poor Built 1970
I 90 over CLARK FORK RIVER
Fair Built 1970
I 90 over RATTLER GULCH
Fair Built 1971

Bridge Details

Structure #
I00090142+08784
Year Built
1971
Length
13.1 m (43 ft)
Max Span
6.4 m
Width
6.1 m (20 ft)
Lanes
1
Daily Traffic
100
Material
Wood or Timber
Design
Stringer/Multi-beam or Girder
Owner
State Highway Agency
Last Inspected
N/A
Est. Improvement
N/A
Total Project Cost
N/A
Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.