HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 3


FRONTAGE ROAD 114 over YELLOWSTONE RIVER 015 (Route: 40114)
Num:L40114001+05001x
Open: no restriction [A]
Built: 1945, Reconstructed: N/A [0000]
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
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: 348.9 m = 1144.7 ft
Main Spans: 4 at 87.1 m = 285.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.9 m = 25.9 ft (2 Lanes) and Out-To-Out: 9 m = 29.5 ft for a 7.6 m = 24.9 ft approaching roadway.
Vertical Clearance: 4.54 m = 14.9 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Prairie County [079], Montana [30]
Owned by State Highway Agency [01], DOT District: 4
1M NE FALLON
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 28.1 metric ton = 30.9 tons (Load Factor(LF) [1])
Inventory: 17.2 metric ton = 18.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 2.4 km = 1.5 mi
Traffic
ADT: 100 (2003) and Trucks: 0%
Future ADT: 100 (In 2026 )
I 94 over YELLOWSTONE RIVER (Route: 94)
Num:I00094186+09711x
Open: no restriction [A]
Built: 1978, 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): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 356.4 m = 1169.3 ft
Main Spans: 4 at 86.9 m = 285.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 12.6 m = 41.3 ft (2 Lanes) and Out-To-Out: 13.4 m = 44.0 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Prairie County [079], Montana [30]
Owned by State Highway Agency [01], DOT District: 4
1M N FALLON
Condition
Deck: Poor [4]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 41.7 metric ton = 45.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 32.7 metric ton = 36.0 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 2211 (2019) and Trucks: 23%
Future ADT: 4997 (In 2039 )
I 94 over YELLOWSTONE RIVER (Route: 94)
Num:I00094186+09712x
Open: no restriction [A]
Built: 1978, 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): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 356.4 m = 1169.3 ft
Main Spans: 4 at 86.9 m = 285.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 12.6 m = 41.3 ft (2 Lanes) and Out-To-Out: 13.5 m = 44.3 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Prairie County [079], Montana [30]
Owned by State Highway Agency [01], DOT District: 4
1M N FALLON
Condition
Deck: Poor [4]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: HL93 [A]
Operating: 41.7 metric ton = 45.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 32.7 metric ton = 36.0 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: 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 assessed or calculated scour condition. [5]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 2211 (2019) and Trucks: 23%
Future ADT: 4997 (In 2039 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

Divider

Back

Top

Divider

About - Contact

Divider