ROAD 261 over BAD ROUTE CREEK 044 (Route: 11109)
Num:L11109020+03001x
Open: no restriction [A]
Built: 1921, 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): Concrete [1] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 29.9 m = 98.1 ft
Main Spans: 6 at 4.9 m = 16.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 7.1 m = 23.3 ft for a 7.5 m = 24.6 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Dawson County [021], Montana [30]
Owned by County Highway Agency [02], DOT District: 4
21M SW GLENDIVE

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 27.2 metric ton = 29.9 tons (Allowable Stress(AS) [2])
Inventory: 19 metric ton = 20.9 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 assessed or calculated scour condition. [5]
Inspections
Date: December 1999 [1299] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 1.9 km = 1.2 mi
Traffic
ADT: 67 (2019) and Trucks: 0%
Future ADT: 70 (In 2039 )

BAD ROUTE RD over BUFFALO RAPIDS CANAL 015 (Route: 11102)
Num:L11102000+03001x
Open: no restriction [A]
Built: 1977, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 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: Monolithic Concrete (concurrently placed with structural deck) [1]

Bridge Dimensions
Length: 14.1 m = 46.3 ft
Main Spans: 1 at 13.7 m = 44.9 ft
Approach Spans: 0
Skew: 40
Width, Roadway: 9.6 m = 31.5 ft (2 Lanes) and Out-To-Out: 10.4 m = 34.1 ft for a 8.2 m = 26.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Dawson County [021], Montana [30]
Owned by State Highway Agency [01], DOT District: 4
7M NE FALLON

Condition
Deck: Satisfactory [6]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 32.7 metric ton = 36.0 tons (Unknown [A])
Inventory: 32.7 metric ton = 36.0 tons (Unknown [A])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
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: January 2021 [0121] and Frequency: 48

Future Work
Work Needed:
Bridge Detour: 2.1 km = 1.3 mi
Traffic
ADT: 100 (2000) and Trucks: 0%
Future ADT: 100 (In 2027 )