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Nearby Bridges in NBI 2021: 1


25TH ST N over ABANDONED RAILROAD (Route: 5217)
Num:U05217001+05401x
Open: no restriction [A]
Built: 1914, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 21.8 m = 71.5 ft
Main Spans: 1 at 21.8 m = 71.5 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.5 m = 41.0 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 ft for a 12.5 m = 41.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Great Falls [32800]: Cascade County [013], Montana [30]
Owned by City or Municipal Highway Agency [04], DOT District: 3
GREAT FALLS-25TH ST N
Condition
Deck: Not Applicable [N]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 54.4 metric ton = 59.8 tons ()
Inventory: 32.7 metric ton = 36.0 tons ()
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 5746 (2019) and Trucks: 3%
Future ADT: 6033 (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.

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