PETTY CREEK RD over CLARK FORK 008 (Route: 32100)
Num:L32090000+01001x
Open: no restriction [A]
Built: 1964, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]

Bridge Dimensions
Length: 139.3 m = 457.0 ft
Main Spans: 3 at 53.6 m = 175.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 8.5 m = 27.9 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Missoula County [063], Montana [30]
Owned by County Highway Agency [02], DOT District: 1
2M E ALBERTON

Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 13.5 / HS 15 [3]
Operating: 32.7 metric ton = 36.0 tons (Allowable Stress(AS) [2])
Inventory: 24.4 metric ton = 26.8 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 4.3 km = 2.7 mi
Traffic
ADT: 340 (2019) and Trucks: 0%
Future ADT: 357 (In 2039 )

I 90 over INT LOTHROP (Route: 90)
Num:I00090077+06411x
Open: no restriction [A]
Built: 1975, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]

Bridge Dimensions
Length: 43.6 m = 143.1 ft
Main Spans: 3 at 18.3 m = 60.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.6 m = 41.3 ft (2 Lanes) and Out-To-Out: 13.5 m = 44.3 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Missoula County [063], Montana [30]
Owned by State Highway Agency [01], DOT District: 1
2.5M E ALBERTON

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 49.8 metric ton = 54.8 tons (Unknown [A])
Inventory: 32.7 metric ton = 36.0 tons (Unknown [A])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 2018 [0418] and Frequency: 48

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 4055 (2019) and Trucks: 26%
Future ADT: 8516 (In 2039 )

I 90 over INT LOTHROP (Route: 90)
Num:I00090077+06412x
Open: no restriction [A]
Built: 1963, Reconstructed: 2010
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Epoxy Overlay [5]

Bridge Dimensions
Length: 37.5 m = 123.0 ft
Main Spans: 3 at 12.2 m = 40.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.2 m = 43.3 ft (2 Lanes) and Out-To-Out: 14.1 m = 46.3 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Missoula County [063], Montana [30]
Owned by State Highway Agency [01], DOT District: 1
2.5M E ALBERTON

Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 49 metric ton = 53.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 38.1 metric ton = 41.9 tons (Load and Resistance Factor(LRFR) [3])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 2020 [0420] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 4055 (2019) and Trucks: 26%
Future ADT: 8516 (In 2039 )

BIBLE LANE over PETTY CREEK (Route: 32101)
Num:202003721x
Open: no restriction [A]
Built: 2020, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Channel beam [22]
Approach Span(s): Other [00]
Deck: Concrete Precast Panels [2] with Wearing Surface:

Bridge Dimensions
Length: 15.2 m = 49.9 ft
Main Spans: 1 at 14.3 m = 46.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 8 m = 26.2 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Missoula County [063], Montana [30]
Owned by County Highway Agency [02], DOT District: 1
2M SE ALBERTON

Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design:
Operating: (No rating analysis or evaluation performed [5])
Inventory: (No rating analysis or evaluation performed [5])

Appraisal
Structural: Unknown [*]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Superior to present desirable criteria [9] and Scour calculation/evaluation has not been made. [6]
Inspections
Date: December 2020 [1220] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 3043 (2019) and Trucks: 0%
Future ADT: 3195 (In 2039 )